Toshiyuki Nishida is a Japanese actor. In Japan he is best known for his fishing comedy series, known as Tsuribaka Nisshi (釣りバカ日誌) ("The Fishing Maniac's Diary"), which currently spans 21 movies. Outside of Japan, Nishida may be best known for his portrayal of Pigsy in the TV series Monkey.

Toshiyuki Nishida has received ten Japanese Academy Award nominations, winning twice, for Dun-Huang in 1988 (Best Actor) and Gakko and Tsuribaka Nisshi 6 in 1993 (Best Actor). He won the Blue Ribbon Award for Best Actor in 2003 for Get Up! and Tsuribaka Nisshi 14.