More details about Sam Callahan Years and Income, Biogprahygraphy, Years, Birth date, Real heightened, Early Life, Ancestry, Love Affairs, Partner, Talks About Sam Callahan: Sam Callahan is a Popular Pop Singer. He birth on May 10, 1994 and his birthplace is Chelmsford, England. Sam is also well known as, Contestant on the 10th series of … Continue reading Sam Callah age