They have had a few players born there represent Portugal over the years.
Henrique Ben David (6 caps, 4 goals, 1950–1952)
Carlos Alhinho (15 caps, 0 goals, 1973–1982)
Óscar Duarte (1 cap, 0 goals, 1978)
Paris (1 cap, 0 goals, 1983)
Oceano da Cruz (54 caps, 8 goals, 1985–1998)
Neno (9 caps, 0 goals, 1989–1996)
Nélson Marcos (4 caps, 0 goals, 2009–2012)
Rolando (21 caps, 0 goals, 2009–2018)
Gelson Martins (21 caps, 1 goal, 2016–present)
Plenty more with roots in Cape Verde aswell, including Nani and Manuel Fernandes who played for Everton.