Mary Sidney, born in 1561, was an English poet and translator known for her literary contributions during the late 16th century. She was the sister of the famous playwright Philip Sidney and played a significant role in the Renaissance literary scene. Mary is best known for her translation of Pierre de Ronsard's works and her own poetry, which often explored themes of love and loss. In addition to her writing, Mary Sidney was a prominent figure in the court of Queen Elizabeth I. She managed her family's estate and was involved in the patronage of other writers. Her literary legacy continues to be recognized as an important part of early modern English literature.