Walter Ariel Bou (born 25 August 1993) is an Argentine professional footballer who plays for Lanús. Career Gimnasia y Esgrima La Plata Bou started his youth career at Boca Juniors, but was released on a free transfer before debuting with the first team. He was signed by Gimnasia, debuted for them in the Argentine Primera División on 23 August 2014, in a 2–1 defeat against Rosario Central. He scored his first goal on 14 February 2016, in a 3–2 victory against Patronato. On 18 February 2016, he scored his first brace in a 3–1 victory against Sarmiento. Boca Juniors On 3 June 2016, Bou joined Boca Juniors. On 16 October 2016, he scored his first goal against Sarmiento in a 2–0 victory, and his first double on 6 December against Racing, in a 4–2 victory. Vitória On 16 July 2018, Bou joined Brazilian Série A club Vitória, on a one-year loan. After his club got relegated, he rescinded his contract with the club. Unión La Calera On 30 January 2019, Bou joined Chilean Primera División club Unión La Calera, on a one-year loan with option to buy. Unión Santa Fe On 23 July 2019, Bou returned to Argentina, joining Unión de Santa Fe on a one-year loan.