"Party Hard" is a song by American rock musician Andrew W.K., first released as a single in 2001 and included on his debut album I Get Wet. The song provided Andrew W.K. with his first mainstream hit, reaching number 19 of the UK Singles Charts upon release.

Andrew Fetterly Wilkes-Krier, known professionally as Andrew W.K., is an American singer, multi-instrumentalist, songwriter, record producer and motivational speaker. He is known for his combination of rock, metal and pop music and anthemic songs about partying. Raised in Michigan, Wilkes-Krier began his musical career in the mid-1990s. He performed in a number of local bands before eventually moving to New York, where he produced his first recordings under the Andrew W.K. moniker.