Alfonso'Barrantes Lingán' was a Peruvian politician in the mid-1980s who served as Mayor of Lima from 1984 to 1986. He was the first Marxist mayor of Lima. He ran for President of Peru two times, losing on both occasions.
Affiliated with the United LeftParty, he was the mayor of Lima from 1984 to 1986. During his mayoral term, he was known as El Frejolito and was known for his campaign to ensure a daily glass of milk for every child in Lima. This program still survives today. His Lieutenant Mayor was Henry Pease. He was the creator of the town of Huaycán.