Proto-oncogene tyrosine-protein kinase Src, also known as proto-oncogene c-Src, or simply c-Src (cellular Src; pronounced "sarc", as it is short for sarcoma), is a non-receptor tyrosine kinase protein that in humans is encoded by the SRC gene.

SRC Inc., formerly Syracuse Research Corporation, is an independent, not-for-profit research and development company in the defense, environment, and intelligence industries.