Barry Gibb net worth: Barry Alan Compton Gibb is a singer-songwriter and producer who, along with his brothers Robin and Maurice, formed The Bee Gees, one of the most successful pop groups of all time. Born on the Isle of Man on September 1, 1946, Barry Gibb has an estimated net worth of $50 million. Barry Gibb and The Bee Gees began their long and very successful careers in Australia, but found fame when they started performing in the U.K. Gibb, who is known for his high-pitched falsetto voice, is a prolific songwriter and holds the record for having written 6 consecutive Hot 100 Number One Hits. He is also the only songwriter to have written or co-written 5 songs that were in the Top Ten at the same time. The Bee Gees continued as a singing group until they were finally disbanded in 2003 when one brother, Maurice, passed away. Barry Gibb continues to write music.