| Len Sowders | |
| Position: | Outfielder |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | June 29, 1861 |
| Birth Place: | Louisville, Kentucky |
| Death Place: | Indianapolis, Indiana |
| Debutleague: | MLB |
| Debutdate: | September 10 |
| Debutyear: | 1886 |
| Debutteam: | Baltimore Orioles |
| Finalleague: | MLB |
| Finaldate: | October 14 |
| Finalyear: | 1886 |
| Finalteam: | Baltimore Orioles |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .263 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 14 |
| Teams: |
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Leonard Sowders (June 29, 1861 – November 21, 1888), was a Major League Baseball player who played outfielder. He played for the Baltimore Orioles of the American Association during the 1886 season. His brothers Bill and John also played professional baseball.