Edward Gordon Douglas-Pennant, 1st Baron Penrhyn (born Douglas; 20 June 1800 – 31 March 1886), was a Scottish Conservative Party politician, landowner in Wales, and slave owner in Jamaica.

[1] He inherited the Penrhyn Estate near Bangor in north-west Wales through his wife's father, George Hay Dawkins-Pennant, and changed his name to Douglas-Pennant by Royal licence in 1841.

[1] In 1868, he sacked 80 workers from Penrhyn Quarry for failing to vote for his son George Douglas-Pennant in the general election.

[1] Lord Penrhyn married, firstly, Juliana Isabella Mary (died 25 April 1842), daughter of George Hay Dawkins-Pennant, in 1833.

[1][5] After her death, he married, secondly, Lady Maria Louisa, daughter of Henry FitzRoy, 5th Duke of Grafton, in 1846.