Benjamin Mumphrey (born in New Orleans, Louisiana, United States) is an American record producer, audio engineer, and musician.
The Breeders, "Pinnacle Hollow" (bass); Frank Black & the Catholics, "Velvety" (percussion); Greg Dulli, "Hard Luck Guy" (drums).
Mumphrey was the stage sound mixer for the Pixies' 2004 reunion tour, documented in the film loudQuietloud: A Film About the Pixies.
He also worked as a staff engineer at Sound City Studios in Los Angeles, and Studio in the Country, in Washington Parish, Louisiana.
In 2013, Mumphrey played a bit part as a recording engineer on the series finale of the HBO television show Treme, "To Miss New Orleans".