| Author | Titles | | 1.
| Marañon, Gregorio, 1887-1960 | 23 | | 2.
| Marañon Moya, Belén | 2 | | 3.
| Marañon Moya, Gregorio | 1 | | 4.
| Marañón y Posadillo, Gregorio, 1887-1960 | 0 | | 5.
| Author is: Marañon, Gregorio, 1887-1960 | 23 | | 6.
| Marante, Fernando, 1973- | 1 | | 7.
| Maranzano, Attilio | 4 | | 8.
| Marat, Jean-Paul, 1743-1793 | 1 | | 9.
| Maratona da saúde (Oeiras, Portugal) | 3 | | 10.
| Maratta, Carlo, 1625-1713 | 2 | | 11.
| Maraval, Pierre | 1 |
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