Elrigh Louw, born on 20 September 1999, is a promising South African rugby union player who currently represents the Bulls in the United Rugby Championship and the Blue Bulls in the Currie Cup. Louw's versatility allows him to excel in both the flanker and lock positions, showcasing his adaptability on the field.

Louw's rugby journey began at Hoërskool Transvalia, where he played for their rugby team. His performances earned him a spot in the Falcons squad for the Under-18 Craven Week, a prestigious schoolboy rugby tournament. Following his school years, Louw made the move to Bloemfontein to join the Free State Cheetahs. He represented the Cheetahs at the Under-19 and Under-21 levels, further honing his skills.

The talented forward was also recognized on the national stage when he received a call-up to the South Africa Under-20 squad. He proudly represented his country at the 2019 World Rugby Under 20 Championship held in Argentina, showcasing his abilities on the international stage.

In 2019, Louw joined the Southern Kings, a franchise based in Port Elizabeth. He made his debut in the opening round of the 2019–20 Pro14 season, and in his second appearance, he scored his first senior try. However, due to the impact of the COVID-19 pandemic, the global rugby season faced disruptions.

Louw's impressive physical attributes are notable, standing at 1.95 meters tall and weighing 112 kilograms. His size, combined with his skills and dedication, make him a formidable presence on the field.

In August 2020, Louw made a significant move in his career by signing with the Bulls, offering him new opportunities to continue his development and make an impact at the professional level.