Cath Coffey (born Catherine Muthoni Coffey) is one of the earliest members of British rap band Stereo MCs. The single "Elevate My Mind", off the Stereo MCs album Supernatural, in which Coffey was the backing vocalist, was the first British rap single to reach the US pop charts.

After the release of their album Supernatural, the Stereo MCs released their critically acclaimed album Connected in 1992, on which Coffey is featured on the popular tracks "Connected", "Ground Level" and "Step It Up".