Casimir Family Crest & Name History

Search old registers for Casimir and you will soon meet Casimiro too. The name is usually explained as “From Casimir”. Before spelling was fixed, Casimiro was also written Casimir. Census takers and immigration officers often wrote what they heard. Related forms: Kasimir and Casemiro.

The 2010 US Census counted 1,936 people named Casimir, ranking it number 15,217 among American surnames. From 1891 to 2000, 1,920 births in France were registered under Casimir. Births under the name grew in the later decades.

A coat of arms belongs to a particular family line rather than to everyone named Casimir, so the heraldry linked to Casimiro is a starting point, not an automatic right. Research your Casimir family history with a full surname report and painted coat of arms.