| Petey Rosenberg | |
| Width: | 160px |
| Height Ft: | 5 |
| Height In: | 10 |
| Weight Lb: | 165 |
| Birth Date: | 7 April 1918 |
| Birth Place: | Philadelphia, Pennsylvania |
| Death Place: | Claymont, Delaware |
| Nationality: | American |
| High School: |
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| College: | Saint Joseph's (1937–1938) |
| Career Start: | 1938 |
| Career End: | 1948 |
| Career Number: | 15 |
| Career Position: | Guard |
| Years1: | 1938–1942 |
| Team1: | Philadelphia Sphas |
| Years2: | 1942 |
| Team2: | New York Jewels |
| Years3: | 1942–1946 |
| Team3: | Philadelphia Sphas |
| Years4: | 1946–1947 |
| Team4: | Philadelphia Warriors |
| Years5: | 1947–1948 |
| Team5: | Pottsville Packers |
| Highlights: | |
Alexander "Petey" Rosenberg (April 7, 1918 - June 29, 1997) was an American professional basketball player.
A 5'10" guard from Saint Joseph's University, Rosenberg played one season in the Basketball Association of America as a member of the Philadelphia Warriors. He averaged 2.9 points per game and won a league championship.
| Year | Team | GP | FG% | FT% | APG | PPG |
|---|---|---|---|---|---|---|
| 1946–47† | Philadelphia | 51 | .209 | .612 | .5 | 2.9 |
| Career | 51 | .209 | .612 | .5 | 2.9 | |
| Year | Team | GP | FG% | FT% | APG | PPG |
|---|---|---|---|---|---|---|
| 1946–47† | Philadelphia | 9 | .083 | .000 | .3 | .2 |
| Career | 9 | .083 | .000 | .3 | .2 | |