Gianluca Scamacca (born 1 January 1999) is an Italian professional footballer who plays as a striker for Serie A club Atalanta and the Italy national team.

Scamacca previously played for Jong PSV, Sassuolo and West Ham United, with loans at Cremonese, PEC Zwolle, Ascoli and Genoa.

[3] He made his professional debut in Eerste Divisie as a Jong PSV player on 22 January 2016, aged 17, in a 2–1 away win against VVV-Venlo, replacing Steven Bergwijn after 61 minutes.

[5] On 29 October, at age 18, he made his Serie A debut in a 3–1 loss against Napoli at the Stadio San Paolo, coming on as a substitute for Diego Falcinelli in the 85th minute.

[16] On 26 July 2022, Scamacca signed for Premier League club West Ham United on a five-year contract with an option for a further year.

[18] Scamacca made his West Ham and Premier League debut coming on as a second-half substitute for Michail Antonio in a 2–0 home defeat to Manchester City on 7 August 2022.

[30] On 22 May, Scamacca started in Atalanta's 3–0 victory over Bayer Leverkusen in the 2024 Europa League final at the Dublin Arena, setting up Ademola Lookman's third goal of the match.

[33] With Italy U19, Scamacca took part in the 2018 UEFA European Under-19 Championship, and scored two goals in the tournament, including one in the 4–3 final loss against Portugal after extra time.

[39] Scamacca scored his first senior international goal on 17 October 2023, in Italy's 3–1 UEFA Euro 2024 qualifying loss to England at Wembley Stadium.

[50] Scamacca has cited former strikers Zlatan Ibrahimović and Gabriel Batistuta as some of his inspirations, and has even been compared to the former player by pundits due to his physique and playing style.