Martina Klein Korin (born Buenos Aires, December 7, 1976)[1] is an Argentine-Spanish model, TV presenter and comedian.

At age 15, Klein began her modeling career in Spain.

She appeared in advertising campaigns for brands such as Yves Rocher, El Corte Inglés, Trident, Mango, Wella, Pronovias, Don Algodón and fashion magazines (Cosmopolitan, Elle and Marie Claire).

Klein had a relationship with Spanish singer Álex de la Nuez (1999-2008) with whom she had a son in 2005.

Klein had a daughter with Spanish tennis player[3] Àlex Corretja in 2017.