..::: Referee Report :::..
*All data are from tournaments covererd by Arquivo dos Mundiais..
Piero Maza
Chile
Born: Oct 25, 1984
Matches as Referee
Matches
World Cup Qualification
2026 World Cup Qualifiers - CONMEBOL - Round 3 - Oct 12, 2023 - Barranquilla
2026 World Cup Qualifiers - CONMEBOL - Round 6 - Nov 21, 2023 - Rio de Janeiro
2026 World Cup Qualifiers - CONMEBOL - Round 8 - Sep 10, 2024 - Barranquilla
2026 World Cup Qualifiers - CONMEBOL - Round 10 - Oct 15, 2024 - Asunción
Copa America
2024 Copa America - Group C - Jun 23, 2024 - Miami Gardens
2024 Copa America - Group D - Jun 28, 2024 - Las Vegas
2024 Copa America - Semifinal - Jul 9, 2024 - East Rutherford
U-20 World Cup
2023 U-20 World Cup - Group D - May 24, 2023 - Mendoza
2023 U-20 World Cup - Group C - May 27, 2023 - Mendoza
Copa Libertadores de America
2018 Copa Libertadores de América - Group D - May 23, 2018 - Guayaquil
2019 Copa Libertadores de América - Group G - Mar 5, 2019 - Ibagué
Deportes Tolima
Athletico Paranaense
Deportes Tolima
Athletico Paranaense
2019 Copa Libertadores de América - Group B - Mar 27, 2019 - Belo Horizonte
2019 Copa Libertadores de América - Group D - Apr 11, 2019 - Rio de Janeiro
2019 Copa Libertadores de América - Group A - May 7, 2019 - Buenos Aires
River Plate
Internacional
2020 Copa Libertadores de América - Group B - Sep 16, 2020 - La Paz
2020 Copa Libertadores de América - Group C - Sep 24, 2020 - Cochabamba
Jorge Wilstermann
Peñarol
2021 Copa Libertadores de América - Group E - May 5, 2021 - Avellaneda
2021 Copa Libertadores de América - Group A - May 18, 2021 - Lima
Universitario
Independiente del Valle
Universitario
Independiente del Valle
2021 Copa Libertadores de América - Round of 16 - Jul 21, 2021 - Guayaquil
Barcelona Guayaquil
Vélez Sársfield
Barcelona Guayaquil
Vélez Sársfield
2022 Copa Libertadores de América - Group E - Apr 5, 2022 - La Paz
2022 Copa Libertadores de América - Group C - May 18, 2022 - Montevideo
2022 Copa Libertadores de América - Group E - May 26, 2022 - Buenos Aires
Boca Juniors
Deportivo Cali
Boca Juniors
Deportivo Cali
2022 Copa Libertadores de América - Semifinal - Sep 7, 2022 - Rio de Janeiro
2023 Copa Libertadores de America - Group E - May 2, 2023 - São Paulo
Corinthians
Independiente del Valle
Corinthians
Independiente del Valle
2023 Copa Libertadores de America - Group D - Jun 27, 2023 - Rio de Janeiro
Fluminense
Sporting Cristal
Fluminense
Sporting Cristal
2023 Copa Libertadores de America - Round of 16 - Aug 1, 2023 - Buenos Aires
Argentinos Juniors
Fluminense
Argentinos Juniors
Fluminense
2024 Copa Libertadores de America - Group G - May 7, 2024 - Rosario
Rosario Central
Atlético Mineiro
Rosario Central
Atlético Mineiro
2024 Copa Libertadores de America - Group H - May 14, 2024 - Buenos Aires
2024 Copa Libertadores de America - Group G - May 28, 2024 - Montevideo
Libertadores de America Preliminary
2019 Copa Libertadores de America2019 Copa Libertadores de América - 2nd Round - Feb 14, 2019 - Medellín
Atlético Nacional
Deportivo La Guaira
Atlético Nacional
Deportivo La Guaira
2022 Copa Libertadores de América - 2nd Round - Feb 23, 2022 - La Paz
Bolívar
CD Universidad Católica
Bolívar
CD Universidad Católica
2023 Copa Libertadores de América - 3rd Round - Mar 8, 2023 - Bogotá
Millonarios
Atlético Mineiro
Millonarios
Atlético Mineiro
2024 Copa Libertadores de América - 1st Round - Feb 8, 2024 - Quito
2024 Copa Libertadores de América - 2nd Round - Feb 27, 2024 - Bragança Paulista
RB Bragantino
Águilas Doradas
RB Bragantino
Águilas Doradas
Yellow Cards
Min
Match
Date
Tournament
87'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
70'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
68'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
63'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
48'+
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
38'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
35'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
12'
Oct 15, 2024
Oct 15, 2024
World Cup Qualification
90'
Sep 10, 2024
Sep 10, 2024
World Cup Qualification
79'
Sep 10, 2024
Sep 10, 2024
World Cup Qualification
21'
Sep 10, 2024
Sep 10, 2024
World Cup Qualification
88'
Jul 9, 2024
Jul 9, 2024
Copa America
79'
Jul 9, 2024
Jul 9, 2024
Copa America
63'
Jul 9, 2024
Jul 9, 2024
Copa America
32'
Jul 9, 2024
Jul 9, 2024
Copa America
93'+
Jun 28, 2024
Jun 28, 2024
Copa America
83'
Jun 28, 2024
Jun 28, 2024
Copa America
70'
Jun 28, 2024
Jun 28, 2024
Copa America
48'+
Jun 28, 2024
Jun 28, 2024
Copa America
48'+
Jun 28, 2024
Jun 28, 2024
Copa America
68'
Jun 23, 2024
Jun 23, 2024
Copa America
92'+
May 28, 2024
May 28, 2024
Copa Libertadores de America
89'
May 28, 2024
May 28, 2024
Copa Libertadores de America
88'
May 28, 2024
May 28, 2024
Copa Libertadores de America
77'
May 28, 2024
May 28, 2024
Copa Libertadores de America
39'
May 28, 2024
May 28, 2024
Copa Libertadores de America
30'
May 28, 2024
May 28, 2024
Copa Libertadores de America
27'
May 28, 2024
May 28, 2024
Copa Libertadores de America
21'
May 28, 2024
May 28, 2024
Copa Libertadores de America
75'
May 14, 2024
May 14, 2024
Copa Libertadores de America
68'
May 14, 2024
May 14, 2024
Copa Libertadores de America
65'
May 14, 2024
May 14, 2024
Copa Libertadores de America
78'
May 7, 2024
May 7, 2024
Copa Libertadores de America
68'
May 7, 2024
May 7, 2024
Copa Libertadores de America
57'
May 7, 2024
May 7, 2024
Copa Libertadores de America
27'
May 7, 2024
May 7, 2024
Copa Libertadores de America
24'
May 7, 2024
May 7, 2024
Copa Libertadores de America
90'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
86'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
77'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
72'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
45'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
41'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
9'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
9'
Feb 27, 2024
Feb 27, 2024
Libertadores de America Preliminary
92'+
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
83'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
72'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
66'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
53'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
33'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
28'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
13'
Feb 8, 2024
Feb 8, 2024
Libertadores de America Preliminary
33'
Nov 21, 2023
Nov 21, 2023
World Cup Qualification
14'
Nov 21, 2023
Nov 21, 2023
World Cup Qualification
5'
Nov 21, 2023
Nov 21, 2023
World Cup Qualification
87'
Oct 12, 2023
Oct 12, 2023
World Cup Qualification
8'
Oct 12, 2023
Oct 12, 2023
World Cup Qualification
85'
Aug 1, 2023
Aug 1, 2023
Copa Libertadores de America
49'
Aug 1, 2023
Aug 1, 2023
Copa Libertadores de America
16'
Aug 1, 2023
Aug 1, 2023
Copa Libertadores de America
16'
Aug 1, 2023
Aug 1, 2023
Copa Libertadores de America
89'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
75'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
75'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
60'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
56'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
28'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
26'
Jun 27, 2023
Jun 27, 2023
Copa Libertadores de America
96'+
May 27, 2023
May 27, 2023
U-20 World Cup
94'+
May 27, 2023
May 27, 2023
U-20 World Cup
75'
May 27, 2023
May 27, 2023
U-20 World Cup
70'
May 27, 2023
May 27, 2023
U-20 World Cup
70'
May 27, 2023
May 27, 2023
U-20 World Cup
70'
May 27, 2023
May 27, 2023
U-20 World Cup
68'
May 27, 2023
May 27, 2023
U-20 World Cup
65'
May 27, 2023
May 27, 2023
U-20 World Cup
59'
May 27, 2023
May 27, 2023
U-20 World Cup
42'
May 24, 2023
May 24, 2023
U-20 World Cup
86'
May 2, 2023
May 2, 2023
Copa Libertadores de America
77'
May 2, 2023
May 2, 2023
Copa Libertadores de America
74'
May 2, 2023
May 2, 2023
Copa Libertadores de America
74'
May 2, 2023
May 2, 2023
Copa Libertadores de America
40'
May 2, 2023
May 2, 2023
Copa Libertadores de America
84'
Mar 8, 2023
Mar 8, 2023
Libertadores de America Preliminary
66'
Mar 8, 2023
Mar 8, 2023
Libertadores de America Preliminary
66'
Mar 8, 2023
Mar 8, 2023
Libertadores de America Preliminary
62'
Mar 8, 2023
Mar 8, 2023
Libertadores de America Preliminary
58'
Mar 8, 2023
Mar 8, 2023
Libertadores de America Preliminary
29'
Mar 8, 2023
Mar 8, 2023
Libertadores de America Preliminary
91'+
Sep 7, 2022
Sep 7, 2022
Copa Libertadores de America
90'
Sep 7, 2022
Sep 7, 2022
Copa Libertadores de America
62'
Sep 7, 2022
Sep 7, 2022
Copa Libertadores de America
58'
Sep 7, 2022
Sep 7, 2022
Copa Libertadores de America
51'
Sep 7, 2022
Sep 7, 2022
Copa Libertadores de America
89'
May 26, 2022
May 26, 2022
Copa Libertadores de America
56'
May 26, 2022
May 26, 2022
Copa Libertadores de America
49'+
May 26, 2022
May 26, 2022
Copa Libertadores de America
48'+
May 26, 2022
May 26, 2022
Copa Libertadores de America
45'
May 26, 2022
May 26, 2022
Copa Libertadores de America
38'
May 26, 2022
May 26, 2022
Copa Libertadores de America
20'
May 26, 2022
May 26, 2022
Copa Libertadores de America
83'
May 18, 2022
May 18, 2022
Copa Libertadores de America
82'
May 18, 2022
May 18, 2022
Copa Libertadores de America
81'
May 18, 2022
May 18, 2022
Copa Libertadores de America
80'
May 18, 2022
May 18, 2022
Copa Libertadores de America
51'
May 18, 2022
May 18, 2022
Copa Libertadores de America
33'
May 18, 2022
May 18, 2022
Copa Libertadores de America
15'
May 18, 2022
May 18, 2022
Copa Libertadores de America
75'
Apr 5, 2022
Apr 5, 2022
Copa Libertadores de America
7'
Apr 5, 2022
Apr 5, 2022
Copa Libertadores de America
59'
Feb 23, 2022
Feb 23, 2022
Libertadores de America Preliminary
40'
Feb 23, 2022
Feb 23, 2022
Libertadores de America Preliminary
34'
Feb 23, 2022
Feb 23, 2022
Libertadores de America Preliminary
11'
Feb 23, 2022
Feb 23, 2022
Libertadores de America Preliminary
93'+
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
78'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
78'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
66'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
51'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
35'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
32'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
32'
Jul 21, 2021
Jul 21, 2021
Copa Libertadores de America
78'
May 18, 2021
May 18, 2021
Copa Libertadores de America
75'
May 18, 2021
May 18, 2021
Copa Libertadores de America
72'
May 18, 2021
May 18, 2021
Copa Libertadores de America
70'
May 18, 2021
May 18, 2021
Copa Libertadores de America
67'
May 18, 2021
May 18, 2021
Copa Libertadores de America
86'
May 5, 2021
May 5, 2021
Copa Libertadores de America
65'
May 5, 2021
May 5, 2021
Copa Libertadores de America
64'
May 5, 2021
May 5, 2021
Copa Libertadores de America
47'
May 5, 2021
May 5, 2021
Copa Libertadores de America
37'
May 5, 2021
May 5, 2021
Copa Libertadores de America
32'
May 5, 2021
May 5, 2021
Copa Libertadores de America
27'
May 5, 2021
May 5, 2021
Copa Libertadores de America
70'
Sep 24, 2020
Sep 24, 2020
Copa Libertadores de America
66'
Sep 24, 2020
Sep 24, 2020
Copa Libertadores de America
52'
Sep 24, 2020
Sep 24, 2020
Copa Libertadores de America
12'
Sep 24, 2020
Sep 24, 2020
Copa Libertadores de America
90'
Sep 16, 2020
Sep 16, 2020
Copa Libertadores de America
72'
Sep 16, 2020
Sep 16, 2020
Copa Libertadores de America
44'
Sep 16, 2020
Sep 16, 2020
Copa Libertadores de America
36'
Sep 16, 2020
Sep 16, 2020
Copa Libertadores de America
94'+
May 7, 2019
May 7, 2019
Copa Libertadores de America
94'+
May 7, 2019
May 7, 2019
Copa Libertadores de America
80'
May 7, 2019
May 7, 2019
Copa Libertadores de America
58'
May 7, 2019
May 7, 2019
Copa Libertadores de America
44'
May 7, 2019
May 7, 2019
Copa Libertadores de America
91'+
Apr 11, 2019
Apr 11, 2019
Copa Libertadores de America
63'
Apr 11, 2019
Apr 11, 2019
Copa Libertadores de America
93'+
Mar 27, 2019
Mar 27, 2019
Copa Libertadores de America
85'
Mar 27, 2019
Mar 27, 2019
Copa Libertadores de America
63'
Mar 27, 2019
Mar 27, 2019
Copa Libertadores de America
45'
Mar 27, 2019
Mar 27, 2019
Copa Libertadores de America
93'+
Mar 5, 2019
Mar 5, 2019
Copa Libertadores de America
68'
Mar 5, 2019
Mar 5, 2019
Copa Libertadores de America
66'
Mar 5, 2019
Mar 5, 2019
Copa Libertadores de America
43'
Mar 5, 2019
Mar 5, 2019
Copa Libertadores de America
59'
Feb 14, 2019
Feb 14, 2019
Libertadores de America Preliminary
37'
Feb 14, 2019
Feb 14, 2019
Libertadores de America Preliminary
21'
Feb 14, 2019
Feb 14, 2019
Libertadores de America Preliminary
18'
Feb 14, 2019
Feb 14, 2019
Libertadores de America Preliminary
71'
May 23, 2018
May 23, 2018
Copa Libertadores de America
66'
May 23, 2018
May 23, 2018
Copa Libertadores de America
62'
May 23, 2018
May 23, 2018
Copa Libertadores de America
61'
May 23, 2018
May 23, 2018
Copa Libertadores de America
20'
May 23, 2018
May 23, 2018
Copa Libertadores de America
Red Cards
Min
Match
Date
Tournament
81'
Jun 28, 2024
Jun 28, 2024
Copa America
81'
Nov 21, 2023
Nov 21, 2023
World Cup Qualification
87'
Oct 12, 2023
Oct 12, 2023
World Cup Qualification
76'
Aug 1, 2023
Aug 1, 2023
Copa Libertadores de America
58'
Aug 1, 2023
Aug 1, 2023
Copa Libertadores de America
68'
May 27, 2023
May 27, 2023
U-20 World Cup
80'
May 5, 2021
May 5, 2021
Copa Libertadores de America
4'
Apr 11, 2019
Apr 11, 2019
Copa Libertadores de America
93'+
May 23, 2018
May 23, 2018
Copa Libertadores de America
63'
May 23, 2018
May 23, 2018
Copa Libertadores de America
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