Philip Russell Rea, 2nd Baron Rea, PC (7 February 1900 – 22 April 1981) was a British hereditary peer, Liberal politician and merchant banker. The eldest son of Walter Rea, a Liberal politician, and his first wife, Evelyn, Rea was educated at Westminster School, and then at Christ Church, Oxford University, where he graduated BA and later MA, and lastly at the University of Grenoble. His daughter, the Hon. Ann Felicity Rea (born 1923) served in the WRNS in the Second World War and married SOE veteran Malcolm Munthe in 1945.