In this 
Spanish name, the first or paternal 
surname is 
 Vilca and the second or maternal family name is 
 González.
Marco Antonio Vilca
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| Full name | Marco Antonio Vilca Gonzales | 
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| Born | (2000-12-02) December 2, 2000 Arequipa, Peru[1]
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| Sport | Athletics | 
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| Events |  | 
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 Marco Antonio Vilca Gonzales (born 2 December 2000) is a Peruvian middle-distance runner specialising in the 800 metres.[2] He has won several medals at continental level. 
His twin sister Sheyla Vilca is also a runner.[1] 
 International competitions
     | Year | Competition | Venue | Position | Event | Notes | 
    | Representing  Peru | 
  | 2016 | South American U18 Championships | Concordia, Argentina | 2nd | 800 m | 1:58.37 | 
  | 2017 | World U18 Championships | Nairobi, Kenya | 9th (h) | 800 m | 1:51.95 | 
  | Pan American U20 Championships | Trujillo, Peru | 5th | 800 m | 1:53.00 | 
  | 2018 | South American Games | Cochabamba, Bolivia | 8th | 400 m | 48.04 | 
  | 4th | 800 m | 1:52.03 | 
  | World U20 Championships | Tampere, Finland | 21st (h) | 800 m | 1:50.47 | 
  | Ibero-American Championships | Trujillo, Peru | 4th | 800 m | 1:49.82 | 
  | 3rd | 4 × 400 m relay | 3:15.59 | 
  | South American U23 Championships | Cuenca, Ecuador | 2nd | 800 m | 1:50.52 | 
  | 5th | 4 × 100 m relay | 42.52 | 
  | 2019 | South American Championships | Lima, Peru | 3rd | 800 m | 1:48.06 | 
  | South American U20 Championships | Cali, Colombia | 3rd | 400 m | 47.41 | 
  | 1st | 800 m | 1:48.86 | 
  | Pan American U20 Championships | San José, Costa Rica | 9th (h) | 800 m | 1:52.63 | 
  | Pan American Games | Lima, Peru | 5th | 800 m | 1:47.65 | 
  | 2020 | South American Indoor Championships | Cochabamba, Bolivia | 2nd | 400 m | 47.84 NR | 
  | 2nd | 800 m | 1:54.11 NR | 
  | 2021 | South American U23 Championships | Guayaquil, Ecuador | 4th | 800 m | 1:49.49 | 
  | 2022 | Bolivarian Games | Valledupar, Colombia | 3rd | 800 m | 1:48.77 | 
  | South American U23 Championships | Cascavel, Brazil | 3rd | 800 m | 1:49.69 | 
  | 6th | 4 × 400 m relay | 3:18.74 | 
  | 2023 | Pan American Games | Santiago, Chile | 14th (h) | 800 m | 1:49.55 | 
  | 2024 | South American Indoor Championships | Cochabamba, Bolivia | 3rd | 800 m | 1:55.04 | 
  | Ibero-American Championships | Cuiabá, Brazil | 4th | 800 m | 1:46.39 NR | 
  | 5th | 4 × 400 m relay | 3:15.94 | 
  | 2025 | South American Indoor Championships | Cochabamba, Bolivia | 3rd (h) | 400 m | 48.311 | 
  | 2nd | 800 m | 1:51.01 | 
  | South American Championships | Mar del Plata, Argentina | 3rd | 800 m | 1:50.93 | 
  | 6th | 4 × 400 m relay | 3:14.26 | 
 1Did not start in the final 
 Personal bests
 Outdoor 
  References
  | Authority control databases: People |  | 
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