1965 Washington Senators season

The 1965 Washington Senators season involved the Senators finishing eighth in the American League with a record of 70 wins and 92 losses.

Offseason

 * November 30, 1964: Tim Cullen was drafted by the Senators from the Boston Red Sox in the 1964 first-year draft.
 * December 1, 1964: Chuck Hinton was traded by the Senators to the Cleveland Indians for Woodie Held and Bob Chance.
 * December 4, 1964: Claude Osteen, John Kennedy and $100,000 were traded by the Senators to the Los Angeles Dodgers for Frank Howard, Ken McMullen, Phil Ortega, Pete Richert and a player to be named later. The Dodgers completed the deal by sending Dick Nen to the Senators on December 15.

Notable transactions

 * June 8, 1965: Joe Coleman was drafted by the Senators in the 1st round (3rd pick) of the 1965 Major League Baseball Draft.
 * June 8, 1965: Tom Ragland was drafted by the Washington Senators in the 15th round of the 1965 amateur draft.

Starters by position
''Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Other batters
''Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in''

Starting pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Other pitchers
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts

Relief pitchers
Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts