Introduction:
Born on the Isle of Man, oldest brother Barry Gibb (b. 1946) was soon joined by fraternal twins Robin Gibb and Maurice Gibb (b. 1949). Their father, Hugh Gibb, was a band-leader and drummer, and from early on the boys were steeped in music and harmony. By the late 1950s their musical journey began in earnest—performing locally, busking in Australia after emigrating, and forging an act that would evolve into the Bee Gees. 
Rise to Fame: From Pop to Disco Giants
Throughout the 1960s and into the early ’70s the Bee Gees charted internationally, with songs such as “Lonely Days” and “How Can You Mend a Broken Heart” marking their ascent. The pivot came in the mid-1970s when they relocated to Miami, embraced disco-inflected R&B, and created or contributed to anthems like “How Deep Is Your Love”, “Stayin’ Alive” and “Night Fever”—songs that defined the era. 
Their tight vocal harmonies, Barry’s falsetto, and their songwriting craft cemented their legacy.
Andy Gibb: A Star in His Own Right
Younger brother Andy emerged as a solo artist in the late 1970s and became the first solo singer ever to have three consecutive #1 singles on the US Billboard Hot 100. Although he never formally joined the Bee Gees, his connection to his brothers’ world was close and significant.
Triumphs, Tragedies & Legacy
The story, though, is not without heartache. Andy died in March 1988 at only 30 years old—a tragic outcome after years of struggle. Maurice passed in 2003 at 53, and Robin in 2012. Barry remains the last surviving brother, carrying the torch of their shared musical heritage. 
Despite this, the focus remains on what they gave to music—not simply what they lost. Their songs reached countless people around the world, and their influence resonates through generations of artists.
Why They Matter
They are a rare example of siblings not just forming a band, but dominating multiple eras of popular music: pop in the 60s, rock in the 70s, disco around the world. They also showed that songwriting, vocal craftsmanship and reinvention matter as much as stage-presence or image.
And though their personal story holds tragedy, the greater narrative is one of creativity, resilience and musical excellence.
Conclusion
When you think of the Gibb brothers—Barry, Robin, Maurice and Andy—remember a family that turned childhood sounds into international powerhouses, crossed musical genres, set chart records, and left an indelible mark on the soundtrack of modern life. They didn’t simply ride a wave—they helped build it.