This page documents the tornadoes and tornado outbreaks of 1965, primarily in the United States. Most tornadoes form in the U.S., although some events may take place internationally. Tornado statistics for older years like this often appear significantly lower than modern years due to fewer reports or confirmed tornadoes.

1965 picked up where 1964 left off, becoming the most active year on record at the time. A total of 31 violent (F4 and F5) tornadoes also touched down, which was also a record, with 18 of the F4 tornadoes occurring during the 1965 Palm Sunday tornado outbreak.

There were 21 tornadoes confirmed in the United States in January.

There were 32 tornadoes confirmed in the United States in February.

An outbreak sequence of 13 tornadoes struck the Mississippi Valley, Utah and the Midwest, injuring 10.

An outbreak of 15 tornadoes struck the Southeast, injuring 28.

An outbreak of four tornadoes struck South Florida between 10 a.m.–1 p.m. EST (15–18 UTC); the strongest was an F3 tornado that moved through the Fort Lauderdale metro area, injuring six people. Two other people were injured from the three other tornadoes, resulting in eight people being injured in total from the outbreak.

There were 34 tornadoes confirmed in the United States in March.