George P. Bush, the Texas land commissioner and G.O.P. victory chairman, implored state activists on Saturday to vote for Donald Trump. George Prescott Bush (born April 24, ) is an American attorney, U.S. Navy Reserve officer, real estate investor, and politician who serves as the Commissioner of the Texas General Land Office. A fourth-generation elected official as a member of the Bush family, he is the eldest child of former Florida Governor Jeb Bush, . out and saying, 'Hey, I'm the nephew of or the son of or the grandson of. Early life · Career · Military service · Political activity. Of all the Bushes, it turns out only George P. Bush is voting for the man who humiliated his father.