People with the last name Grana in Puerto Rico
- Adolfo Grana
- Alberto Grana
- Amelia Grana
- Amparo Grana
- Carlos Grana
- Carmen Grana
- Daphne Grana
- David Grana
- Elsie Grana
- Felix Grana
- Gloria Grana
- Grace Grana
- Grana Grana
- Gustavo Grana
- Hilda Grana
- Joann Grana
- Johnny Grana
- Jose Grana
- Karen Grana
- Luis Grana
- Manuel Grana
- Maritza Grana
- Mayra Grana
- Milton Grana
- Olga Grana
- Pedro Grana
- Rafael Grana
- Raquel Grana
- Rosa Grana
- Santiago Grana
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