Ari Suhonen (born December 19, 1965 in Porvoo) is a Finnish former middle distance runner.

Suhonen was the best Finnish middle distance runner during the late 1980s and the early 1990s and he still holds the national record in the 800 metres, 1.44,10, ran in Zürich on August 16, 1989. He won national championships in the 800 metres nine times in a row, in the years 1985–1993. He also won the 1500 metres event in the same competition five times, in 1986-1989 and 1993. He was the European Indoor Champion of the 1500 metres in 1988. He also won bronze in the 800 metres of the European Indoor Championships in 1987.

Personal bests

400 metres 48,18 27 August 1985
800 metres 1.44,10 16 August 1989 National record
1 000 metres 2.16,88 11 August 1987 National record
1 500 metres 3.36,89 9 August 1987
3 000 metres 8.05,50 1 June 1988