Skip to content
MyNameRoots

Baby name

Casimir

Boy

Origin of the name

Casimir comes from the Polish Kazimierz, the name of the patron saint of Poland and Lithuania.

Short-lived name

19191880190019251950197520002025
Casimir peaked in 1919, when 1 baby in 9,592 was given the name. The decline was steep: births are now 74% below the peak. Its rank in 2025: No. 2035.
5,248births since 1880
1910sgeneration
No. 394rank at its peak, in 1919

Where babies named Casimir are born

1919

Loading the map…

Tap a state to see its figures.

The darker the blue, the more common Casimir is in the state, compared with its births. White: no births published that year.

Where it is most popular

Compared with the national average, Casimir is most common in Illinois (6.8 times), Michigan (2.8) and Pennsylvania (2.2), taking into account all births in each state since 1910.

One letter apart

Names from the same era

Edd · Ora · Mahlon · Verne · Albin · Junius

Born in…

Add your year to see.