Grumpy Old Men or grumpy old man may refer to:

People

* Grumpy old men, colloquial term referring to sufferers of irritable male syndrome

Art, entertainment, and media

* " Grumpy Old Man", a 2011 episode of ''Family Guy'' * ''Grumpy Old Men'' (film), a 1993 comedy film starring Jack Lemmon and Walter Matthau * ''Grumpy Old Men'' (TV series), a 2000s BBC Two television programme * ''Grumpy Old Men'', an Australian TV sports programme hosted by Kevin Bartlett * Grumpy Old Man, a character portrayed by Dana Carvey on the television show ''Saturday Night Live'': See {{disambig