Jimmy Onishi (?????, Jimi Onishi, born 1 January 1964, in Yao, Osaka, Japan) is a Japanese painter and comedian.
His real name is Hideaki Onishi (?? ??, Onishi Hideaki), in which his given name is a combination of Hide (?) from daimyo Toyotomi Hideyoshi and Aki (?) means "bright" which relates to the New Year celebrations and he is born in New Year's Day.Onishi is represented with Yoshimoto Creative Agency.