Countee Cullen was a prominent African American poet during the Harlem Renaissance in the 1920s and 1930s. He was known for his lyrical poetry that explored themes of race, identity, and love. Cullen's work often reflected his experiences as a Black man in America and his desire to challenge racial stereotypes and prejudice.

His best-known works include the poem "Yet Do I Marvel," which reflects on the complexities of being a Black artist in a society marked by racism, as well as the poem "Incident," which recounts a personal experience of racism during his childhood.

Cullen was one of the leading figures of the Harlem Renaissance, a cultural and intellectual movement that celebrated Black art and literature. He was also a prominent figure in the Harlem literary scene, alongside other writers such as Langston Hughes and Zora Neale Hurston.

Cullen's legacy continues to be celebrated for his contributions to American literature and his influence on subsequent generations of poets and writers.