Mariano Casillas-Opio
1931 – 1991
- Born
- February 15, 1931
- Died
- October 1, 1991
- Buried at
- Calverton National CemeteryCalverton, NY
- Plot
- Section 68, Site 822
- Military service
- Us Army · Korea
- Relationship
- Veteran (Self)
Map shows the cemetery location; precise grave position may vary.
Source: U.S. Department of Veterans Affairs — National Cemetery Administration · CC0-1.0. Suggest a correction or removal.