Loureiro Family Crest, Coat of Arms
| Contemporary Notables of the name Loureiro (post 1700) | + |
- Nuno Filipe Gomes Loureiro (1977-2025), Portuguese plasma physicist, Herman Feshbach Professor of Physics at the Massachusetts Institute of Technology (MIT) and director of the MIT Plasma Science and Fusion Center from 2024 until his death in 2025
- Oswaldo Loureiro (1932-2018), Brazilian film and television actor
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