Doctor Who season 2 may refer to three different seasons of the British science fiction television programme Doctor Who:
Doctor Who season 2, the 1964–1965 season featuring the First Doctor (William Hartnell) Doctor Who series 2, the 2006 series continuation featuring the Tenth Doctor (David Tennant) Doctor Who series 15, the 2025 series known as "Season Two" featuring the Fifteenth Doctor (Ncuti Gatwa)