| Carl Sumner | |
| Position: | Outfielder |
| Birth Date: | 28 September 1908 |
| Birth Place: | Cambridge, Massachusetts |
| Death Place: | Chatham, Massachusetts |
| Bats: | Left |
| Throws: | Left |
| Debutleague: | MLB |
| Debutdate: | July 28 |
| Debutyear: | 1928 |
| Debutteam: | Boston Red Sox |
| Finalleague: | MLB |
| Finaldate: | August 21 |
| Finalyear: | 1928 |
| Finalteam: | Boston Red Sox |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .276 |
| Stat2label: | Fielding percentage |
| Stat2value: | .923 |
| Stat3label: | Games played |
| Stat3value: | 16 |
| Teams: |
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| Highlights: | 1928 Youngest Player in AL at 19 Yrs 5 Mos |
Carl Ringdahl Sumner (September 28, 1908 – February 8, 1999) was a Major League Baseball player.[1] 'Lefty' was born in Cambridge, Massachusetts, and lived in the state until his death in Chatham, Massachusetts.
Sumner played for the Boston Red Sox for 16 games in the 1928 season when the club finished dead last in the American League.[2]