Kasimiro \k(a)-simi-ro, kas(i)-miro\ as a boy's name is a variant of Casimir (Slavic), and the meaning of Kasimiro is "famous destroyer (of peace)".
The baby name Kasimiro sounds like Kasimir and Casimiro. Other similar baby names are Kazimir, Kazimierz, Casmir, Casmire and Kasim.