It is the Portuguese word for Flemish, and it was given to the nearby beach (Praia do Flamengo, Beach of the Flemish) because it was the place where the Dutch sailor Olivier van Noort tried to invade the city in 1599.

Esporte Clube Flamengo, or usually called Flamengo do Piau, are a Brazilian football team from Teresina in Piau, Brazil founded on December 8, 1937. Their home stadium is the Alberto, which has a maximum capacity of 60,000 people.