|Date of birth||15 February 1993|
|Place of birth||Ituzaingó, Argentina|
|Height||1.69 m (5 ft 6 1⁄2 in)|
|Playing position||Attacking midfielder|
|2011–2012||→ Fluminense (loan)||37||(5)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 3 April 2014.
† Appearances (Goals).
Lanzini made his professional debut as a 17-year old on August 8, 2010, in a 1-0 home win over Tigre, playing 45 minutes. Lanzini played his second match against Club Atlético Independiente, and assisted Rogelio Funes Mori in his second goal. He played 63 minutes before being replaced by Mauro Díaz. River eventually won the Match 3-2. Fluminense have incorporated the youngster on a loan for the 2011–2012 season. Lanzini scored his debut goal as professional on August 31, 2011, in a Fluminense 2-1 victory over São Paulo, on the Estádio do Morumbi. He returned from his loan in Brazil in the summer of 2012 and took the number 10 shirt. He scored his first goal for River Plate against Belgrano, in the first game of the season and celebrated by kissing the badge.
- Argentine Primera statistics at Fútbol XXI (Spanish)
- "Se dio todo muy rápido" at River Plate - Sitio Official (Spanish)