34th is the ordinal form of the number 34. 34th or Thirty-fourth may also refer to:
A fraction, , equal to one of 34 equal parts
Geography 34th meridian east, a line of longitude 34th meridian west, a line of longitude 34th parallel north, a circle of latitude 34th parallel south, a circle of latitude 34th Street (disambiguation)
Military 34th Army (disambiguation) 34th Battalion (disambiguation) 34th Brigade (disambiguation) 34th Division (disambiguation) 34th Regiment (disambiguation) 34th Squadron (disambiguation)
Other Thirty-fourth Amendment 34th century 34th century BC
See also 34 (disambiguation)