diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 7a4f02b427f..124d2d7cd8b 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -24,10 +24,6 @@
 /xml/Microsoft.VisualBasic*/ @333fred
 /xml/System.Activities*/ @dotnet/docs
 /xml/System.AddIn*/ @dotnet/docs
-/xml/System.ComponentModel.DataAnnotations*/ @ajcvickers
-/xml/System.Data*/ @ajcvickers
-/xml/System.Data.Odbc/ @ajcvickers
-/xml/System.Data.OleDb/ @ajcvickers
 /xml/System.Data.SqlClient/ @david-engel @cheenamalhotra
 /xml/System.Deployment*/ @dotnet/docs
 /xml/System.Device*/ @dotnet/docs
@@ -41,16 +37,13 @@
 /xml/System.Messaging*/ @dotnet/docs
 /xml/System.Net*/ @dotnet/ncl
 /xml/System.Printing*/ @dotnet/docs
-/xml/System.Runtime.Caching*/ @StephenMolloy @HongGit
+/xml/System.Runtime.Caching*/ @StephenMolloy
 /xml/System.Runtime.InteropServices*/ @AaronRobinsonMSFT @jkoritzinsky
-/xml/System.Runtime.Serialization*/ @StephenMolloy @HongGit
-/xml/System.ServiceModel*/ @HongGit @mconnew
-/xml/System.ServiceModel.Syndication/ @StephenMolloy @HongGit
+/xml/System.Runtime.Serialization*/ @StephenMolloy
+/xml/System.ServiceModel*/ @mconnew
+/xml/System.ServiceModel.Syndication/ @StephenMolloy
 /xml/System.Speech*/ @dotnet/docs
-/xml/System.Threading*/ @kouvel
 /xml/System.Timers*/ @dotnet/docs
-/xml/System.Transactions*/ @HongGit
-/xml/System.Web*/ @rick-anderson
 /xml/System.Windows*/ @dotnet/wpf-developers
 /xml/System.Windows.Forms*/ @merriemcgaw @JeremyKuhne
 /xml/System.Workflow*/ @dotnet/docs