Jeff(rey) or Geoff(rey) Chapman may refer to:
Jeff Chapman a.k.a. Ninjalicious (1973–2005), Canadian urban explorer and fountaineer Jeff Chapman (politician) (born 1959), American state senator Jeff Chapman (singer) (born 1969), American Gospel singer Jeff Chapman (footballer) (born 1948), Australian rules footballer Jeffrey Chapman (lawyer) (born 1958), American attorney Geoffrey Chapman (1930–2010), publisher Geoff Chapman (rugby union) (born 1939), Australian rugby union player
See also Jeffrey Bowyer-Chapman (born 1984), Canadian-American actor and fashion model