Club: Club Atlético Lanús

• Location: Lanús, Greater Buenos Aires, Argentina
• Founded: 1915
• Nicknames: "Granate" (the Garnet/Maroon)
• Colours: Maroon (granate) and white
• Stadium: Estadio Ciudad de Lanús – Néstor Díaz Pérez (capacity roughly 40–50k, commonly referred to as the Ciudad de Lanús)

Head coach (around 2020/21): Luis Zubeldía — Argentine coach who has had multiple spells with Lanús and is known for working with young players and flexible tactical setups. Zubeldía was the club's manager during the 2020/21 period.

Season context (2020/21): The 2020/21 period in Argentine football was affected by the COVID-19 pandemic and saw modified competition formats (special league/cup editions such as the Copa de la Liga Profesional and other transitional competitions replacing a standard single-season format). Lanús competed domestically in those national competitions and in the Argentine cup formats active that season.

Notable squad figures (around 2020/21): senior and influential players associated with Lanús in this era included long-serving club figures such as Lautaro Acosta (winger/captain) and forward José Sand. The club also relied on a mix of experienced pros and academy graduates, following Lanús's usual emphasis on promoting youth from its cantera (academy).

Playing style and notes: Under Zubeldía, Lanús typically attempted an organized structure combining disciplined defensive work with quick transitions and use of academy talents. The coach is often credited with integrating young players into first-team roles.

Club honours (selected): Lanús is one of Argentina's established clubs, most famously winning the Primera División (Apertura 2007) and achieving continental appearances in CONMEBOL competitions in subsequent years.

Data and further details available: If you need a full verified 2020/21 squad list (players, positions, squad numbers), complete transfer in/out lists for that window, match results and final standings for the competitions Lanús played in during 2020/21, or player statistics (appearances/goals), I can compile those datasets for your database.