Nicholas Porter Earp (1813-1907) was the father, with his 2nd wife Virginia, of Jim Earp (1841-1926), Virgil Earp (1843-1905), Martha Earp (1845-1856), Wyatt Earp (1848-1929), Morgan Earp (1851-1882), Warren Earp (1855-1900), Virginia Earp (1858-1861) and Adelia Earp (1861-1941).