How old is Frankie Foster from 'Love Island'? This image appears in the gallery:Love Island 2018: How Old Are The Contestants? 19. How old is Frankie Foster from 'Love Island'? Frankie Foster is a 22 year old student. Frankie initially coupled up with Samira who is also 22. 27 images See the full gallery: Love Island 2018: How Old Are The Contestants?