Sami Allagui (born 28 May 1986) is a Tunisian professional footballer who plays as a striker for FC St. Pauli and the Tunisia national team.
Allagui was awarded a three-year youth contract with R.S.C. Anderlecht in summer 2005.
On 11 May 2016, Allagui extended his contract at Hertha BSC until 2017.
Allagui joined 2. Bundesliga side FC St. Pauli when his contract with Berlin expired in summer of 2017.
On 10 November 2008, he was called up to play for the Tunisian national team and played 45 minutes. In a May 2009 friendly match against Sudan, Allagui scored his first international goal. He scored again against Oman on 29 March 2011. On 10 August 2011, Allagui scored a double in a friendly match against Mali.