Leonard Peter Dondero (September 12, 1903 – January 1, 1999) was a Major League Baseball third baseman and second baseman who played with the St. Louis Browns in 1929.
Len Dondero
| Given name: | Leonard Peter Dondero |
| Nicknames: | None |
| Primary Pos: | Thirdbase |
| Hght/Wght: | 5'11" / 178 lbs |
| Bats/Throws: | R / R |
| Born: | Sep 12, 1903 in Newark, CA |
| Died: | Jan 1, 1999 in Fremont, CA (95 years old) |
| Debut: | Apr 21, 1929 |