Aranha
Aranha () is a Portuguese surname, meaning spider. Notable people with the name include:

Surname 

 Graça Aranha (1868–1931), Brazilian writer
 Jermaine Aranha, Canadian drag queen
 José Aranha (born 1951), Brazilian freestyle swimmer
 Osvaldo Aranha (1894–1960), Brazilian politician, diplomat and statesman
 Ray Aranha (1939–2011), American actor, playwright, and stage director

Nickname 

 Mário Lúcio Costa Duarte, known as Aranha (born 1980), Brazilian footballer

Portuguese-language surnames