Agnes Repplier was an American essayist.

Agnes Rothery (1888–1954), or Agnes Edwards Rothery, was the pen name of American writer Agnes Pratt. Primarily known as a travel writer, she also published novels.

Agnes Mary Sanford was an American Christian writer. She is most known for founding the Inner Healing movement, a process she described as the healing of memories.

Agnes Sligh Turnbull was a bestselling American writer, most noted for her works of historical fiction based in her native Western Pennsylvania.

Agnes Strickland was an English historical writer and poet. She is particularly remembered for her Lives of the Queens of England.

Agnes von Krusenstjerna was a Swedish writer and noble. She was a controversial writer whose books challenged the moral standards of the day and was the center of a great literary controversy of the freedom of speech.

Agneta Horn was a Swedish writer born to noble parents and a military father. She traveled a great deal throughout Europe in her lifetime as a result of living in a military family and later marrying another soldier. She is most known for writing her autobiography, Agneta Horns leverne.

Agneta Pleijel is a Swedish novelist, poet, playwright, journalist and literary critic. Among her plays are Ordning härskar i Berlin from 1979. Among her novels are Vindspejare from 1987 and Drottningens chirurg from 2006. She has been a professor at Dramatiska Institutet since 1992. She was awarded the Dobloug Prize in 1991 and the Swedish Academy Nordic Prize in 2018.

Agnieszka Lipska Baranowska (1819–1890) was a Polish playwright and poet.

Agnieszka Haupe-Kalka is a Polish fairy tale poet, games designer and translator.