Kaarlo Juho Ståhlberg (28 January 1865 – 22 September 1952) was Finland's first president, from 1919 to 1925. He was born in Suomussalmi and was third from five children in the family. His first wife was Hedvig Wåhlberg. In 1920 he married Ester Elfving.
President Juho Kusti Paasikivi gave great value to Ståhlberg. He said: "Ståhlberg was a man who never made mistakes".