Yes.
Most of the works in "Nineteen Ancient Poems" do not have clear original authors, and some are even classified as "folklore" or "anonymous". Although the authors of these works cannot be verified, they play an important role in the history of Chinese literature and are widely disseminated and studied.
"Nineteen Ancient Poems" is a significant symbol of the literatiization of Yuefu's ancient poetry. It profoundly reproduces the disillusionment and sinking pursued by the literati during the period of great social thought changes in the late Han Dynasty, and the awakening and pain of the soul. It expresses The most basic and common emotions and thoughts in life.