Marc'Andria Maurizzi (born 16 May 2007) is a French chess grandmaster and the 2023 World Junior Champion.

[2] In 2023, Maurizzi participated in the World Junior Chess Championship, where he was the fourth seed.

He finished the tournament in equal first place with three other people: GMs Arseniy Nesterov, Luka Budisavljevic, and Mamikon Gharibyan.

[a][3] Maurizzi played in the Challengers section of the Tata Steel Chess Tournament 2024, where he led by a full point (8½/11) after 11 rounds.

[4] He ultimately finished tied for second place with Daniel Dardha and behind winner Leon Luke Mendonca.