65th is the ordinal form of the number 65. 65th or Sixty-fifth may also refer to:
A fraction, , equal to one of 65 equal parts
Geography 65th meridian east, a line of longitude 65th meridian west, a line of longitude 65th parallel north, a circle of latitude 65th parallel south, a circle of latitude 65th Street (disambiguation)
Military 65th Army (Soviet Army) 65th Air Army 65th Army (People's Republic of China) 65th Brigade (disambiguation) 65th Division (disambiguation) 65th Regiment (disambiguation) 65th Squadron (disambiguation)
Other 65th century 65th century BC
See also 65 (disambiguation)