Answer
Gustaf VI Adolf's father was Gustaf V, who was King of Sweden from 1907 to 1950. Gustaf V was born in 1858 and was the son of Oscar II, who was King of Sweden from 1872 to 1907. Gustaf V married Victoria of Baden in 1881 and they had five children together, including Gustaf VI Adolf. Gustaf V died in 1950 and was succeeded by his son, Gustaf VI Adolf.