Alegna Aryday González Muñoz (born 2 January 1999) is a Mexican racewalking athlete who competed in the women's 20 kilometres walk at the 2020 Summer Olympics and obtained 5th place.

[4] González was spotted by Ignacio Zamudio at the 2015 Olimpiada Nacional [es] (National Olympics), who was impressed by her technique and offered to coach her.

[8][9] She then won a gold medal in the 10,000 metre event at the 2018 World U20 Championships in Finland with a time of 44:13.88,[10] setting a new continental U20 record on the track as well.

[1] In June she set a new personal best in the discipline at the Gran Premio Cantonés de La Coruña in Spain, recording a time of 1:28:40 for a second-place finish.

[22] González placed fourth in the 20 km event at the 2022 World Race Walking Team Championships in Muscat, narrowly missing out on the podium with a time of 1:32:45.