Ritola's parents, Johannes Ritola (1851–1944) and Serafia Gevär (1863–1919), were farmers in western Finland near Seinäjoki. He was born in Peräseinäjoki, Finland. He was the 14th child in his family and had altogether 19 siblings, five of whom died in infancy. Six of the children were from his father's first marriage, 14 from the second, including Ville.
