Pat Rebillot, born April 21, 1935, Louisville, Ohio is a US-based keyboard session and studio musician.
He is associated with fellow session and studio musicians Hugh McCracken, Tony Levin, Steve Gadd, Ray Barretto and Ralph MacDonald.
A long-time member of Herbie Mann's various line-ups, for which he is also credited as arranger, Rebillot also appears on recordings by John Klemmer, Steely Dan, the Average White Band, Gloria Gaynor, Irene Worth, Bette Midler, Flora Purim, Hall & Oates, David Newman, Jon Faddis, Morrissey–Mullen and others.