• Jon Clarke (rugby union)
  Jon Clarke (rugby union)
  Jon Clarke is a rugby union player for Northampton Saints in the Aviva Premiership. He plays primarily as a centre and also occasionally at full-back or on the wing....
  
  , rugby union player
• Jon Clarke (rugby league), rugby league player
• J. C. D. Clark
  J. C. D. Clark
  Jonathan Charles Douglas Clark is a British historian of both British and American history. He received his undergraduate degreee at Downing College, Cambridge. Having previously held posts at Peterhouse, Cambridge and All Souls College, Oxford into 1996, he has since held the Joyce C...
  
  , Jonathan Clark, British historian
• Jonathan Clark Rogers
  Jonathan Clark Rogers
  Jonathan Clark Rogers was President of the University of Georgia in Athens from 1949 until 1950.Born in 1885 in Richmond, Indiana, Rogers earned his B.S. at Piedmont College in 1906 and his civil engineering degree from Earlham College the following year. He also earned an M.A...
  
  , academic

See also

• John Clarke (disambiguation)