Ekaterina Yosifova was born on June 4, 1941, in Kyustendil, Bulgaria. She holds a degree in Russian philology from St. Kliment Ohridski University in Sofia, and she has worked as a teacher, journalist, and dramaturge, and has served as Editor-in-Chief of the literary almanac Struma.

Yosifova is the author of 12 books of poetry, most recently This Snake, published in 2012, for which she received the national Ivan Nikolov Award. Additionally, books of her poetry have been published in translation in Macedonia, Hungary, Slovenia, and France. She has received numerous national and international literary awards, and her poetry has been translated into more than a dozen languages. She lives and works in Sofia.