David la Touche Colthurst (1828 â 19 January 1907) was an Irish Home Rule League politician. He was elected Home Rule Member of Parliament (MP) for County Cork at the 1879 by-election, and remained MP until the seat was abolished in 1885. He was the son of Sir Nicholas Colthurst, 4th Baronet, Member of Parliament (MP) for Cork City 1812âÂÂ1829.