diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.cpp b/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.cpp
index f793afc2f58a..a395e24bed6f 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.cpp
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.cpp
@@ -7,6 +7,7 @@
 #include "ConvFitDataView.h"
 #include "Common/InterfaceUtils.h"
 #include "ConvFitAddWorkspaceDialog.h"
+#include "FitDataPresenter.h"
 
 #include <QComboBox>
 #include <QHeaderView>
@@ -27,11 +28,9 @@ QStringList convFitHeaders() {
 
 namespace MantidQt::CustomInterfaces::Inelastic {
 
-ConvFitDataView::ConvFitDataView(QWidget *parent, std::string const &tabName)
-    : ConvFitDataView(convFitHeaders(), parent, tabName) {}
+ConvFitDataView::ConvFitDataView(QWidget *parent) : ConvFitDataView(convFitHeaders(), parent) {}
 
-ConvFitDataView::ConvFitDataView(const QStringList &headers, QWidget *parent, std::string const &tabName)
-    : FitDataView(headers, parent, tabName) {
+ConvFitDataView::ConvFitDataView(const QStringList &headers, QWidget *parent) : FitDataView(headers, parent) {
   auto header = m_uiForm->tbFitData->horizontalHeader();
   header->setSectionResizeMode(1, QHeaderView::Stretch);
 }
@@ -41,11 +40,12 @@ void ConvFitDataView::showAddWorkspaceDialog() {
   connect(dialog, SIGNAL(addData(MantidWidgets::IAddWorkspaceDialog *)), this,
           SLOT(notifyAddData(MantidWidgets::IAddWorkspaceDialog *)));
 
+  auto tabName = m_presenter->tabName();
   dialog->setAttribute(Qt::WA_DeleteOnClose);
-  dialog->setWSSuffices(InterfaceUtils::getSampleWSSuffixes(m_tabName));
-  dialog->setFBSuffices(InterfaceUtils::getSampleFBSuffixes(m_tabName));
-  dialog->setResolutionWSSuffices(InterfaceUtils::getResolutionWSSuffixes(m_tabName));
-  dialog->setResolutionFBSuffices(InterfaceUtils::getResolutionFBSuffixes(m_tabName));
+  dialog->setWSSuffices(InterfaceUtils::getSampleWSSuffixes(tabName));
+  dialog->setFBSuffices(InterfaceUtils::getSampleFBSuffixes(tabName));
+  dialog->setResolutionWSSuffices(InterfaceUtils::getResolutionWSSuffixes(tabName));
+  dialog->setResolutionFBSuffices(InterfaceUtils::getResolutionFBSuffixes(tabName));
   dialog->updateSelectedSpectra();
   dialog->show();
 }
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.h b/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.h
index 38457e4aacb4..a57dc98483c9 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.h
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/ConvFitDataView.h
@@ -22,11 +22,11 @@ Presenter for a table of convolution fitting data.
 class MANTIDQT_INELASTIC_DLL ConvFitDataView : public FitDataView {
   Q_OBJECT
 public:
-  ConvFitDataView(QWidget *parent, std::string const &tabName);
+  ConvFitDataView(QWidget *parent);
   void addTableEntry(size_t row, FitDataRow newRow) override;
 
 protected:
-  ConvFitDataView(const QStringList &headers, QWidget *parent, std::string const &tabName);
+  ConvFitDataView(const QStringList &headers, QWidget *parent);
 
 protected slots:
   void showAddWorkspaceDialog() override;
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.cpp b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.cpp
index 5fcccdde5ad0..7bd5655e1683 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.cpp
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.cpp
@@ -26,6 +26,8 @@ std::vector<FitData> *FitDataPresenter::getFittingData() { return m_model->getFi
 
 IFitDataView const *FitDataPresenter::getView() const { return m_view; }
 
+std::string FitDataPresenter::tabName() const { return m_tab->tabName(); }
+
 bool FitDataPresenter::addWorkspaceFromDialog(MantidWidgets::IAddWorkspaceDialog const *dialog) {
   if (const auto indirectDialog = dynamic_cast<MantidWidgets::AddWorkspaceDialog const *>(dialog)) {
     addWorkspace(indirectDialog->workspaceName(), indirectDialog->workspaceIndices());
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.h b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.h
index bb7ffa6dd5ed..d91e20bc218f 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.h
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataPresenter.h
@@ -24,6 +24,8 @@ class IFitTab;
 
 class MANTIDQT_INELASTIC_DLL IFitDataPresenter {
 public:
+  virtual std::string tabName() const = 0;
+
   virtual void handleAddData(MantidWidgets::IAddWorkspaceDialog const *dialog) = 0;
   virtual void handleRemoveClicked() = 0;
   virtual void handleUnifyClicked() = 0;
@@ -73,6 +75,8 @@ class MANTIDQT_INELASTIC_DLL FitDataPresenter : public IFitDataPresenter, public
 
   virtual void subscribeFitPropertyBrowser(IInelasticFitPropertyBrowser *browser) { UNUSED_ARG(browser); };
 
+  std::string tabName() const override;
+
   void handleAddData(MantidWidgets::IAddWorkspaceDialog const *dialog) override;
   void handleRemoveClicked() override;
   void handleUnifyClicked() override;
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.cpp b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.cpp
index 66dbc7f2ea11..564f7a0ba0cc 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.cpp
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.cpp
@@ -32,11 +32,10 @@ namespace MantidQt {
 namespace CustomInterfaces {
 namespace Inelastic {
 
-FitDataView::FitDataView(QWidget *parent, std::string const &tabName)
-    : FitDataView(defaultHeaders(), parent, tabName) {}
+FitDataView::FitDataView(QWidget *parent) : FitDataView(defaultHeaders(), parent) {}
 
-FitDataView::FitDataView(const QStringList &headers, QWidget *parent, std::string const &tabName)
-    : QTabWidget(parent), m_uiForm(new Ui::FitDataView), m_tabName(tabName) {
+FitDataView::FitDataView(const QStringList &headers, QWidget *parent)
+    : QTabWidget(parent), m_uiForm(new Ui::FitDataView) {
   m_uiForm->setupUi(this);
 
   setHorizontalHeaders(headers);
@@ -136,9 +135,10 @@ void FitDataView::showAddWorkspaceDialog() {
   connect(dialog, SIGNAL(addData(MantidWidgets::IAddWorkspaceDialog *)), this,
           SLOT(notifyAddData(MantidWidgets::IAddWorkspaceDialog *)));
 
+  auto tabName = m_presenter->tabName();
   dialog->setAttribute(Qt::WA_DeleteOnClose);
-  dialog->setWSSuffices(InterfaceUtils::getSampleWSSuffixes(m_tabName));
-  dialog->setFBSuffices(InterfaceUtils::getSampleFBSuffixes(m_tabName));
+  dialog->setWSSuffices(InterfaceUtils::getSampleWSSuffixes(tabName));
+  dialog->setFBSuffices(InterfaceUtils::getSampleFBSuffixes(tabName));
   dialog->updateSelectedSpectra();
   dialog->show();
 }
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.h b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.h
index eb7bb2ebea62..cb4030fc0b93 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.h
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FitDataView.h
@@ -28,7 +28,7 @@ class IFitDataPresenter;
 class MANTIDQT_INELASTIC_DLL FitDataView : public QTabWidget, public IFitDataView {
   Q_OBJECT
 public:
-  FitDataView(QWidget *parent, std::string const &tabName);
+  FitDataView(QWidget *parent);
   ~FitDataView() override = default;
 
   void subscribePresenter(IFitDataPresenter *presenter) override;
@@ -51,9 +51,7 @@ protected slots:
   void notifyAddData(MantidWidgets::IAddWorkspaceDialog *dialog);
 
 protected:
-  FitDataView(const QStringList &headers, QWidget *parent, std::string const &tabName);
-
-  std::string m_tabName;
+  FitDataView(const QStringList &headers, QWidget *parent);
 
   std::unique_ptr<Ui::FitDataView> m_uiForm;
   void setCell(std::unique_ptr<QTableWidgetItem> cell, size_t row, size_t column);
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.cpp b/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.cpp
index 660cc6816e6e..38031313495a 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.cpp
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.cpp
@@ -20,10 +20,11 @@ namespace MantidQt {
 namespace CustomInterfaces {
 namespace Inelastic {
 
-FitTab::FitTab(QWidget *parent)
+FitTab::FitTab(QWidget *parent, std::string const &tabName)
     : IndirectTab(parent), m_uiForm(new Ui::FitTab), m_dataPresenter(), m_fittingModel(), m_plotPresenter(),
       m_outOptionsPresenter(), m_fitPropertyBrowser(), m_fittingAlgorithm() {
   m_uiForm->setupUi(parent);
+  parent->setWindowTitle(QString::fromStdString(tabName));
 }
 
 void FitTab::setup() {
@@ -329,6 +330,8 @@ void FitTab::updateResultOptions() {
   m_outOptionsPresenter->setSaveEnabled(isFit);
 }
 
+std::string FitTab::tabName() const { return m_parentWidget->windowTitle().toStdString(); }
+
 void FitTab::handleDataChanged() {
   updateDataReferences();
   m_fittingModel->removeFittingData();
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.h b/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.h
index c15fac7ee21e..cc9593bb4511 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.h
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FitTab.h
@@ -28,6 +28,7 @@ namespace Inelastic {
 class MANTIDQT_INELASTIC_DLL IFitTab {
 public:
   // Used by FitDataPresenter
+  virtual std::string tabName() const = 0;
   virtual void handleDataAdded(IAddWorkspaceDialog const *dialog) = 0;
   virtual void handleDataChanged() = 0;
   virtual void handleDataRemoved() = 0;
@@ -53,7 +54,7 @@ class MANTIDQT_INELASTIC_DLL FitTab : public IndirectTab, public IFitTab {
   Q_OBJECT
 
 public:
-  FitTab(QWidget *parent);
+  FitTab(QWidget *parent, std::string const &tabName);
   virtual ~FitTab() override = default;
 
   template <typename FittingModel> void setupFittingModel() { m_fittingModel = std::make_unique<FittingModel>(); }
@@ -73,8 +74,8 @@ class MANTIDQT_INELASTIC_DLL FitTab : public IndirectTab, public IFitTab {
       m_fitPropertyBrowser->setOutputCompositeMembers(true);
   }
 
-  template <typename FitDataView> void setupFitDataView(std::string const &tabName) {
-    m_uiForm->dockArea->setFitDataView(new FitDataView(m_uiForm->dockArea, tabName));
+  template <typename FitDataView> void setupFitDataView() {
+    m_uiForm->dockArea->setFitDataView(new FitDataView(m_uiForm->dockArea));
   }
 
   template <typename FitDataPresenter> void setUpFitDataPresenter() {
@@ -86,6 +87,8 @@ class MANTIDQT_INELASTIC_DLL FitTab : public IndirectTab, public IFitTab {
   void setupPlotView(std::optional<std::pair<double, double>> const &xPlotBounds = std::nullopt);
   void subscribeFitBrowserToDataPresenter();
 
+  std::string tabName() const override;
+
   void handleDataAdded(IAddWorkspaceDialog const *dialog) override;
   void handleDataChanged() override;
   void handleDataRemoved() override;
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.cpp b/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.cpp
index cff7dc275847..1db0c2de559c 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.cpp
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.cpp
@@ -29,13 +29,11 @@ QStringList FqFitHeaders() {
 
 namespace MantidQt::CustomInterfaces::Inelastic {
 
-FqFitDataView::FqFitDataView(QWidget *parent, std::string const &tabName)
-    : FqFitDataView(FqFitHeaders(), parent, tabName) {
+FqFitDataView::FqFitDataView(QWidget *parent) : FqFitDataView(FqFitHeaders(), parent) {
   connect(m_uiForm->pbAdd, SIGNAL(clicked()), this, SLOT(notifyAddClicked()));
 }
 
-FqFitDataView::FqFitDataView(const QStringList &headers, QWidget *parent, std::string const &tabName)
-    : FitDataView(headers, parent, tabName) {
+FqFitDataView::FqFitDataView(const QStringList &headers, QWidget *parent) : FitDataView(headers, parent) {
   auto header = m_uiForm->tbFitData->horizontalHeader();
   header->setSectionResizeMode(1, QHeaderView::Stretch);
 }
@@ -49,9 +47,10 @@ void FqFitDataView::showAddWorkspaceDialog() {
   connect(dialog, SIGNAL(parameterTypeChanged(FqFitAddWorkspaceDialog *, const std::string &)), this,
           SLOT(notifyParameterTypeChanged(FqFitAddWorkspaceDialog *, const std::string &)));
 
+  auto tabName = m_presenter->tabName();
   dialog->setAttribute(Qt::WA_DeleteOnClose);
-  dialog->setWSSuffices(InterfaceUtils::getSampleWSSuffixes(m_tabName));
-  dialog->setFBSuffices(InterfaceUtils::getSampleFBSuffixes(m_tabName));
+  dialog->setWSSuffices(InterfaceUtils::getSampleWSSuffixes(tabName));
+  dialog->setFBSuffices(InterfaceUtils::getSampleFBSuffixes(tabName));
   dialog->updateSelectedSpectra();
   dialog->show();
 }
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.h b/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.h
index 4fac629edd58..cc93f6c491de 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.h
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/FqFitDataView.h
@@ -23,11 +23,11 @@ Presenter for a table of convolution fitting data.
 class MANTIDQT_INELASTIC_DLL FqFitDataView : public FitDataView {
   Q_OBJECT
 public:
-  FqFitDataView(QWidget *parent, std::string const &tabName);
+  FqFitDataView(QWidget *parent);
   void addTableEntry(size_t row, FitDataRow newRow) override;
 
 protected:
-  FqFitDataView(const QStringList &headers, QWidget *parent, std::string const &tabName);
+  FqFitDataView(const QStringList &headers, QWidget *parent);
 
 protected slots:
   void showAddWorkspaceDialog() override;
diff --git a/qt/scientific_interfaces/Inelastic/QENSFitting/TabFactory.cpp b/qt/scientific_interfaces/Inelastic/QENSFitting/TabFactory.cpp
index 9076e76f0896..743084f25124 100644
--- a/qt/scientific_interfaces/Inelastic/QENSFitting/TabFactory.cpp
+++ b/qt/scientific_interfaces/Inelastic/QENSFitting/TabFactory.cpp
@@ -39,11 +39,11 @@ namespace MantidQt::CustomInterfaces::Inelastic {
 TabFactory::TabFactory(QTabWidget *tabWidget) : m_tabWidget(tabWidget) {}
 
 FitTab *TabFactory::makeMSDFitTab(int const index) const {
-  auto tab = new FitTab(m_tabWidget->widget(index));
+  auto tab = new FitTab(m_tabWidget->widget(index), MSDFit::TAB_NAME);
   tab->setupFittingModel<MSDFitModel>();
   tab->setupFitPropertyBrowser<SingleFunctionTemplateView, SingleFunctionTemplatePresenter, MSDFunctionModel>(
       MSDFit::HIDDEN_PROPS);
-  tab->setupFitDataView<FitDataView>(MSDFit::TAB_NAME);
+  tab->setupFitDataView<FitDataView>();
   tab->setupOutputOptionsPresenter();
   tab->setUpFitDataPresenter<FitDataPresenter>();
   tab->setupPlotView();
@@ -51,12 +51,12 @@ FitTab *TabFactory::makeMSDFitTab(int const index) const {
 }
 
 FitTab *TabFactory::makeIqtFitTab(int const index) const {
-  auto tab = new FitTab(m_tabWidget->widget(index));
+  auto tab = new FitTab(m_tabWidget->widget(index), IqtFit::TAB_NAME);
   tab->setupFittingModel<IqtFitModel>();
   auto browserCustomizations = packBrowserCustomizations(IqtFit::templateSubTypes());
   tab->setupFitPropertyBrowser<MultiFunctionTemplateView, MultiFunctionTemplatePresenter, IqtFunctionTemplateModel>(
       IqtFit::HIDDEN_PROPS, false, std::move(browserCustomizations));
-  tab->setupFitDataView<FitDataView>(IqtFit::TAB_NAME);
+  tab->setupFitDataView<FitDataView>();
   tab->setupOutputOptionsPresenter(true);
   tab->setUpFitDataPresenter<FitDataPresenter>();
   tab->setupPlotView();
@@ -64,12 +64,12 @@ FitTab *TabFactory::makeIqtFitTab(int const index) const {
 }
 
 FitTab *TabFactory::makeConvFitTab(int const index) const {
-  auto tab = new FitTab(m_tabWidget->widget(index));
+  auto tab = new FitTab(m_tabWidget->widget(index), ConvFit::TAB_NAME);
   tab->setupFittingModel<ConvFitModel>();
   auto browserCustomizations = packBrowserCustomizations(ConvFit::templateSubTypes());
   tab->setupFitPropertyBrowser<MultiFunctionTemplateView, MultiFunctionTemplatePresenter, ConvFunctionTemplateModel>(
       ConvFit::HIDDEN_PROPS, true, std::move(browserCustomizations));
-  tab->setupFitDataView<ConvFitDataView>(ConvFit::TAB_NAME);
+  tab->setupFitDataView<ConvFitDataView>();
   tab->setupOutputOptionsPresenter(true);
   tab->setUpFitDataPresenter<ConvFitDataPresenter>();
   tab->setupPlotView();
@@ -77,11 +77,11 @@ FitTab *TabFactory::makeConvFitTab(int const index) const {
 }
 
 FitTab *TabFactory::makeFqFitTab(int const index) const {
-  auto tab = new FitTab(m_tabWidget->widget(index));
+  auto tab = new FitTab(m_tabWidget->widget(index), FqFit::TAB_NAME);
   tab->setupFittingModel<FqFitModel>();
   tab->setupFitPropertyBrowser<SingleFunctionTemplateView, SingleFunctionTemplatePresenter, FqFunctionModel>(
       FqFit::HIDDEN_PROPS);
-  tab->setupFitDataView<FqFitDataView>(FqFit::TAB_NAME);
+  tab->setupFitDataView<FqFitDataView>();
   tab->setupOutputOptionsPresenter();
   tab->setUpFitDataPresenter<FqFitDataPresenter>();
   tab->subscribeFitBrowserToDataPresenter();
diff --git a/qt/scientific_interfaces/Inelastic/test/QENSFitting/MockObjects.h b/qt/scientific_interfaces/Inelastic/test/QENSFitting/MockObjects.h
index fac57a37bca7..c362e5c8b855 100644
--- a/qt/scientific_interfaces/Inelastic/test/QENSFitting/MockObjects.h
+++ b/qt/scientific_interfaces/Inelastic/test/QENSFitting/MockObjects.h
@@ -35,6 +35,7 @@ class MockFitTab : public IFitTab {
 public:
   virtual ~MockFitTab() = default;
 
+  MOCK_CONST_METHOD0(tabName, std::string());
   MOCK_METHOD1(handleDataAdded, void(MantidQt::MantidWidgets::IAddWorkspaceDialog const *dialog));
   MOCK_METHOD0(handleDataChanged, void());
   MOCK_METHOD0(handleDataRemoved, void());