| Description: | Most popular names for male newborns in Portugal 2015 |
| Source: | Instituto dos Registos e do Notariado (IRN) / Portuguese Institute of Registries and Notaries |
| Series: | Portugal |
| Following list: | 2016 |
| Previous list: | 2014 |
| Highest new entries: | Bryan (new at 86), Gaspar (new at 88), Dilan (new at 90), Marcelo (new at 93), Cláudio (new at 95) |
| Largest rises: | Noah +11 (now at 63), Sérgio +10 (now at 73), Lisandro +10 (now at 80), Igor +10 (now at 89), Brian +9 (now at 69) |
| Largest falls: | Joaquim -11 (now at 69), Vítor -10 (now at 90), Emanuel -9 (now at 92), Fernando -8 (now at 82), Ivo -8 (now at 73) |
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