Finnish Presidents and Prime Ministers: 1 president, 1 prime minister
(prime minister) Kaarlo Castrén   1919  
(president) Kaarlo Juho Ståhlberg   1919-1925  
Olympic Medalists: 1 bronze, 1 silver, 1 silver/bronze
(silver) Kaarlo Tuominen   1936   3000 m steeplechase  
(bronze) Kalervo Toivonen (a.k.a. Kaarlo)   1936   javelin throw  
(silver/bronze) Kaarlo Maaninka   1980   10000 m; 5000 m