Guillermo Brown is a historic football club from Puerto Madryn in the Chubut Province of Argentina. While a specific current league is not listed, the club is famously associated with the Primera Nacional, Argentina's second division, and is named after Admiral William Brown, the father of the Argentine Navy. The team, known as "El Tricolor" for its green, white, and red stripes, plays at the Estadio Raúl Conti, a stadium with a capacity of over 8,000. Founded in 1945, the club was established by railway workers and has become an integral part of Patagonian football identity. Guillermo Brown's peak era includes several promotions to the Primera Nacional and memorable campaigns in the 1990s and 2000s, where they established themselves as a tough opponent for any team visiting the south. The modern era has seen the club oscillate between the Primera Nacional and the Torneo Federal A, constantly battling to maintain their status. The fan base, known as "Los Marineros" (The Sailors), is renowned for their passionate and unwavering support, creating a loud and intimidating atmosphere, especially in the cold Patagonian climate. Guillermo Brown remains a proud and resilient symbol of Argentine football far from the capital.