Jose Aldo da Silva Oliveira Junior was born on September 9, 1986, in Manaus, in Brazil’s Amazonas state, and grew up in poverty (Wikipedia). He initially took up capoeira for street self-defense before a Brazilian jiu-jitsu instructor invited him to train, and he abandoned capoeira for BJJ shortly afterward. At 17, Aldo left Manaus for Rio de Janeiro with few possessions to join Nova Uniao, the jiu-jitsu and MMA academy run out of a favela by head coach Andre Pederneiras, who became his lifelong trainer and manager (Wikipedia). Aldo has said Nova Uniao’s academy, which lets students train without paying dues, and the coaches who gave him a place to stay as a teenager, kept him off the streets during a difficult stretch of his youth (Borgen Magazine).

Aldo made his professional MMA debut in 2004 in regional Brazilian promotions, absorbing his first loss in 2005 before beginning what would become one of the sport’s longest unbeaten runs. He signed with World Extreme Cagefighting (WEC) and won the promotion’s featherweight championship in November 2009 with a second-round knockout of Mike Brown in Las Vegas, then defended the title twice more before the WEC folded into the UFC (Wikipedia). That win streak, built on aggressive Muay Thai-based striking, established him as the top 145-pound fighter in the world heading into the merger.

When the WEC merged into the UFC in January 2011, Aldo’s WEC title was recognized as the promotion’s inaugural UFC Featherweight Championship, and he made his first defense of it with a unanimous decision over Mark Hominick at UFC 129 (Wikipedia). His win streak stretched to 18 fights across a title reign that ran from November 2009 to December 2015, one of the longest active unbeaten runs in MMA at the time, before it ended in 13 seconds against Conor McGregor at UFC 194, one of the most-watched fights in UFC history (ESPN).

Aldo compiled a division-record nine featherweight title defenses across the WEC and UFC, and closed out his career with a professional MMA record of 32 wins and 10 losses after a final retirement in May 2025 following a unanimous-decision loss to Aiemann Zahabi at UFC 315 in Montreal (Wikipedia; ESPN). In January 2023 the UFC named him to its Hall of Fame Class of 2023 in the Modern Wing, with UFC president Dana White calling him “the greatest featherweight of all time” at the announcement in Rio de Janeiro (CBS Sports).

Aldo is widely known in Brazil and across MMA media as “the King of Rio,” a nickname the UFC’s own website used for its retrospective on his retirement, noting that fighters such as Max Holloway and Alexander Volkanovski had to beat him or contend with his legacy to establish themselves as legitimate featherweight champions (UFC.com). His retirement announcement at UFC 315 in Montreal, followed by a farewell press conference at Nova Uniao in Rio, drew tributes from fellow fighters across the sport, including several who called him the featherweight division’s all-time greatest (Yardbarker).

Aldo’s clearest documented sponsorship is with Stake.com, the online betting and casino platform that named him a brand ambassador in April 2022, placing him alongside other global ambassadors including Israel Adesanya and Sergio Aguero on the company’s roster (Stake.com). Like most UFC fighters during the 2015 to 2020 period, he also wore Reebok in the cage as the promotion’s mandated kit outfitter rather than through a personal apparel deal. Some outlets have also linked him to the betting platform 1xBet, though the terms and duration of that arrangement are less documented than the Stake.com partnership (EssentiallySports).

Beyond fighting, Aldo has stayed close to Nova Uniao, mentoring and training younger fighters coming up through the same Rio de Janeiro academy that raised him. Brazilian and MMA media have also reported for several years on a hamburger restaurant business associated with Aldo’s name, operating in Rio de Janeiro’s Flamengo neighborhood as Famous Burger, though the location is now listed as permanently closed on restaurant directories, and neither Aldo nor his team has published a financial accounting of the venture (RestaurantGuru). No other publicly documented business or media venture beyond training and this restaurant activity was found in the sourcing for this profile.

In 2021, Aldo’s wife and daughter showcased the family’s nine-bedroom home in Orlando, Florida, in a YouTube video, with the property’s value reported at around one million dollars at the time (BJJEE). Beyond that Orlando residence, no other specific real estate holdings, vehicles, or major assets have been publicly itemized for Aldo in the sourcing reviewed for this profile.