Casimiro
- Acácio Casimiro
- Augusto Casimiro
- Bayani Casimiro
- Carlos Casimiro
- Casemiro
- Casemiro Mior
- Casemiro do Amaral
- Casimiro (streamer)
- Casimiro Alegre
- Casimiro Asumu Nze
- Casimiro Berenguer
- Casimiro Castro
- Casimiro Díaz
- Casimiro Gennari
- Casimiro Gómez Ortega
- Casimiro Monteiro
- Casimiro Montenegro Filho
- Casimiro Olañeta
- Casimiro Radice
- Casimiro Sainz
- Casimiro Torres (Chilean footballer)
- Casimiro Ynares III
- Casimiro de Abreu
- Casimiro de Oliveira
- Didier Casimiro
- Fernando Casimiro
- Gisela Casimiro
- Henrique Casimiro
- Isabel Casimiro
- Joaquim Casimiro
- Julie Casimiro
- Luis Casimiro
- Manuel Casimiro