| Number: | 65 |
| Position: | Guard |
| Birth Date: | 28 September 1945 |
| Birth Place: | Milwaukee, Wisconsin, U.S. |
| Height Ft: | 6 |
| Height In: | 3 |
| Weight Lbs: | 250 |
| High School: | Waukesha (WI) Catholic Memorial |
| College: | Boston College |
| Draftyear: | 1967 |
| Draftround: | 13 |
| Draftpick: | 316 |
| Pastteams: | |
| Statlabel1: | Games played |
| Statvalue1: | 2 |
| Highlights: |
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| Pfr: | S/StetBi20 |
William Alan Stetz (born September 28, 1945)[1] is a former American football guard in the National Football League (NFL). He played for the Philadelphia Eagles in 1967. Stetz was selected by the New Orleans Saints in the thirteenth round of the 1967 NFL/AFL draft. He played at the collegiate level at Boston College.