<page_title> Terry Diehl </page_title> <section_title> PGA Tour wins (1) </section_title> <table> <cell> 1 <col_header> No. </col_header> </cell> <cell> Oct 20, 1974 <col_header> Date </col_header> </cell> <cell> San Antonio Texas Open <col_header> Tournament </col_header> </cell> <cell> −19 (68-65-65-71=269) <col_header> Winning score </col_header> </cell> <cell> 1 stroke <col_header> Margin of victory </col_header> </cell> <cell> United States Mike Hill <col_header> Runner-up </col_header> </cell> </table>
During the 1974 PGA Tour at the San Antonio Texas Open, Diehl shot a 19-under-par 269 and won by one stroke over Mike Hill.