Kaarle is a Finnish masculine given name that is a form of Charles.[1] Notable people with this name include the following:
- Kaarle Knuutila (1868 - 1949), Finnish politician
- Kaarle Krohn (1863 – 1933), Finnish folklorist
- Kaarle Leivonen (1886 – 1978), Finnish wrestler
- Kaarle McCulloch (born 1988), Australian track cyclist
- Kaarle Nordenstreng (born 1941), Finnish sociologist
- Kaarle Ojanen (1918 – 2009), Finnish chess player
- Kaarle Pekkala (1919 – 2000), Finnish sports shooter
- Kaarle Tapper (born 1995), Finnish competitive sailor
- Kaarle Väinö Voionmaa full name of Väinö Voionmaa (1869 – 1947), Finnish diplomat, politician, minister and chancellor