Yolanda Sofia Vargas Pereira DulchéYolanda Sofia Vargas Pereira Dulché.

Yolanda Vargas Dulché de la Parra (born July 18, 1926, Mexico City), August 8, 1999, Mexico City) was a Mexican writer principally known for the creation of the comic book character of Memín Pinguín and various telenovelas for Mexican television. She began her writing career as a way to supplement income for several newspapers, creating Memín Penguín in 1943. By 1960, she has successfully published a number of comic books, encouraging her husband, Guillermo de la Parra, to write as well.