Patrick James "Pat/Paddy" Ryan (4 January 1881 – 13 February 1964) was an Irish American hammer thrower. He competed for the United States at the 1920 Summer Olympics and won a gold medal in the hammer throw and a silver in the 56-pound weight throw. In 1913 he established the first world record in hammer throw, which stood as a world record for 25 years and as an American record for 40 years. Ryan was part of Irish weight throwers known as the Irish Whales.