Mat Kerekes (born April 22, 1994) is an American singer and songwriter, best known as the lead vocalist of rock band Citizen, of which he is a founding member.

Kerekes formed the band Citizen in 2009 and played their first show on January 28, 2010, at Frankie's Inner City in Toledo, Ohio where they opened for Set Your Goals.

[1] Additionally, he has been an active member of his brother Chris Kerekes's band The Flats, playing drums and occasionally contributing vocals.

Kerekes has cited Third Eye Blind among his greatest musical influences.

[4] He is an advocate of animal rescues and has used his music before for fundraising efforts, specifically Toledo's PET Bull Project.