The actor and TV presenter was born in Finland to a Finnish mother and Kenyan father. He also becomes one of the few openly gay MPs.
Meanwhile, Elisabeth Nauclér, who was born in Sweden to Swedish-Norwegian parents, has been re-elected as the non-aligned MP from the autonomous Swedish-speaking maritime province of Åland.
Of the new first-generation candidates, only one, Afghan-born Nasima Razmyar from the Social Democratic Party, has gained a deputy position in the Helsinki electoral district. This means she will rise to a parliamentary seat should anyone of her elected party colleagues step down during the legislative term.
The other foreign-background candidates to nearly reach deputy spots also hailed from Helsinki.
Kosovo-born Fatbardhe Hetemaj from the National Coalition Party and Somali-born Zahra Abdulla from the Green League came close, but fell short of the mark in the end.