Diego Segui
- Given Name
- Diego Pablo
- Nickname(s)
- The Ancient Mariner
- Born
- 8/17/1937 — Holguín, Holguín, Cuba
- Weight
- 190 lbs
- Height
- 6' 0"
- Throws
- R
- Bats
- R
- Team(s)
- Kansas City Athletics (1962–1967)Washington Senators (1966)Oakland Athletics (1968–1972)Seattle Pilots (1969)St. Louis Cardinals (1972–1973)Boston Red Sox (1974–1975)Seattle Mariners (1977)
- Debut
- 1962-04-12
- Final Game
- 1977-09-24