CONMEBOL Libertadores 2021 – Round 3 (Second Leg)

13-15 April 2021

Santos – San Lorenzo
Referee: Esteban Ostojich (URU, photo)

Assistant Referee 1: Carlos Barreiro (URU)
Assistant Referee 2: Martin Soppi (URU)
Fourth Official: Gustavo Tejera (URU)
Referee Assessor: Ednilson Corona (BRA)
VAR Observer: Oscar Ruiz (COL)

Gremio – Independiente Del Valle
Referee: Patricio Loustau (ARG)
Assistant Referee 1: Juan Belatti (ARG)
Assistant Referee 2: Diego Bonfa (ARG)
Fourth Official: Dario Herrera (ARG)
Referee Assessor: Emerson De Carvalho (BRA)
VAR Observer: Enrique Caceres (PAR)

Atletico Nacional – Libertad
Referee: Roberto Tobar (CHI)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudios Rios (CHI)
Fourth Official: Nicolas Gamboa (CHI)
Referee Assessor: Jose Buitrago (COL)
VAR Observer: Jorge Larrionda (URU)

Junior – Bolivar
Referee: Eber Aquino (PAR)
Assistant Referee 1: Eduardo Cardozo (PAR)
Assistant Referee 2: Milciades Saldivar (PAR)
Fourth Official: Juan Benitez (PAR)
Referee Assessor: Abraham Gonzalez (COL)
VAR Observer: Ubaldo Aquino (PAR)