Preseli Pembrokeshire (Welsh: Preseli Sir Benfro) is a seat and constituency of the House of Commons of the Parliament of the United Kingdom. The Preseli Pembrokeshire Senedd constituency was created with the same boundaries in 1999. The seat attracted five candidates in 2010, eight in 2015 (an election in which five of the deposits were refunded and three lost) and seven in 2017. At the 2017 election, Crabb's majority was the 27th closest out of the 650 Commons seats, 0.8% or 314 votes. In 2019, there were four candidates; Crabb retained the seat with an increased majority.