Louis Philip (German: Ludwig Philipp) (23 November 1602 – 6 January 1655) was the Count Palatine of Simmern-Kaiserslautern from 1610 until 1655.
Philip was born in Heidelberg, as the youngest son of Frederick IV, Elector Palatine. After his father's death in 1610, Louis Philip inherited his territories around Simmern, Kaiserslautern and Sponheim. Philip died in Krossen in and was buried in Simmern.
Louis Philip married Maria Eleonora of Brandenburg (1 April 1607 - 18 February 1675), daughter of Elector Joachim Frederick, on 4 December 1631 and had the following children: