Matthew Bair, known professionally as Matthew Koma, is an American singer, songwriter, DJ and record producer. Songs written by Koma include "Spectrum" and Grammy Award-winner "Clarity", both performed by Zedd. Wikipedia
Born: 1987 (age 36 years), Seaford, NY
Spouse: Hilary Duff (m. 2019)
Music groups: Eve 6 (2007 – 2011) and Good Charlotte
Full name: Matthew Bair
Height: 5′ 9″
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