Namesakes
Brazilian Presidents:
1 president
Delfim Moreira (a.k.a. Ribeiro) 1918-1919 
Notable Actors and Actresses:
1 actor, 1 model
Alfonso Ribeiro 1971-
Lais Ribeiro 1990-
Notable Athletes:
1 cycling, 1 martial arts, 1 soccer
(soccer) Nuno Gomes (a.k.a. Ribeiro) 1976-
(cycling) Nuno Ribeiro 1977-
(martial arts) Alexandre Ribeiro 1981-
Olympic Medalists:
1 bronze/silver, 1 gold/bronze, 1 silver/gold
(silver/gold) Amauri Ribeiro 1984; 1992 volleyball
(bronze/silver) Édson Ribeiro 1996; 2000 4x100 m relay
(gold/bronze) Fernanda Ribeiro 1996; 2000 10000 m
Portuguese Presidents and Prime Ministers:
1 prime minister
(prime minister) Ernesto Hintze Ribeiro 1893-1897; 1900-1904; 1906