Are st. Vincent and st. Vincent de paul the same person?

No, St. Vincent and St. Vincent de Paul are not the same person. St. Vincent, also known as St. Vincent of Saragossa, was a martyr from the 3rd century. St. Vincent de Paul, on the other hand, was a 17th-century priest known for his work in charity and the founding of the Congregation of the Mission. While they share a name, they have distinct lives and legacies in the Christian tradition.