Gautam Singhania was born in a industrialist family, to Vijaypat Singhania and Ashabai Singhania.
He is an alumnus of St. Mary's School, Mumbai and The Cathedral & John Connon School.
Gautam Singhania joined the Singhania family's JK Group of companies in 1986. He later joined the family's Raymond Group, becoming a director in 1990, the managing director in July 1999, and the chairman in September 2000. He restructured the group and sold Raymond's non-core businesses (synthetics, steel and cement). Under him, the group moved its focus to fabrics, apparel brands, prophylactics (KamaSutra condoms), and men's toiletries. He has also focused on international partnerships for Raymond, including joint ventures with UCO Textiles of Belgium (denim) and Gruppo Zambaiti of Italy (shirting). In 2005, Singhania opened a nightclub named Poison in Bandra, with DJ Aqeel. As of 2012 Singhania's net worth is estimated to be around $1.4 Billion. Singhania is currently constructing a skyscraper ten stories taller than the Antilia constructed by Mukesh Ambani. The 30 story mansion, called JK House, will be a combination of a private residence and textile showroom.
He is currently in news when his father Vijaypat Singhania accused him of cheating and not giving him his due in terms of a flat in the JK House.
Gautam Singhania is married to Nawaz Modi Singhania, a Parsi. The couple has a daughter named Niharika (born December 2005).
He has suffered from vitiligo (loss of skin pigmentation) since a young age. Its progression accelerated when he was in his early 30s, as a side effect of medication.
Gautam Singhania's father gave him 37% of the company as per family understanding .
Vijaypat Singhania, father of Raymond MD Gautam Singhania, has claimed that he is living a 'hand-to-mouth' existence and that is because of his son.
Vijaypat Singhania's lawyer alleged that simple perks such as a car and a driver and rent to an alternate accommodation have also been withheld.
Gautam Singhania is passionate about fast cars, boats, planes and nightclubs. He has driven a Formula 1 car in France, a Ferrari 360 Modena in a road and track rally across Europe, and a Lamborghini Gallardo in Europe's Cannonball Run. He has also formed the first ever super car club in India. Singhania owns M Y Ashena, a tri-deck luxury yacht constructed entirely out of Burma Teak wood. The yacht was designed by traditional boat builders from a village in Gujarat. In relation to the construction of the boat, he faced trial for cutting 586 trees on his estate in Thane. The Ashena was later used by Liz Hurley for her wedding. He also owns the luxury yacht Moonraker , launched 2014, his second of that name after the Moonraker launched 1992, as well as a traditional three-masted Arabian sailing dhow Shazma, four speedboats named after the James Bond movies Octopussy, Goldfinger, Thunderball, Golden Eye, and some other speedboats called Smokin Joe and Raymond. Singhania also owns a Bombardier Challenger 604 business jet and three helicopters.