Peter Broderick is an American musician and composer from Carlton, Oregon. He has released solo material under his own name, been a member of Efterklang, and played with several ensembles as a session musician.

Broderick was born in the state of Maine in 1987. He learned a number of musical instruments whilst at school, and went on to become a session musician, playing violin, banjo, musical saw, and mandolin on recordings by M. Ward, Zooey Deschanel, Dolorean and others. He played and toured with numerous groups, including Horse Feathers, Norfolk & Western, Loch Lomond and Laura Gibson. In mid 2007, Broderick joined the Danish ensemble Efterklang in Copenhagen to join their touring band after the release of their album Parades. After touring, he released a mini album of solo piano music, Docile, on the Swedish label Kning Disk, as well as a 7″, Retreat/Release, his first full-length album of piano and string based compositions, Float, and an orchestral concept album, Music for Falling From Trees, on the US label Western Vinyl and British label Erased Tapes.
He is the brother of Heather Woods Broderick, also a solo artist and Efterklang collaborator.