Giuseppe Melchiorre Sarto was an Italian cardinal and theologian who served as Pope Pius X from 1903 until his death in 1914. While his full name may be a mouthful, there are several synonyms that can be used to reference him. Some of these synonyms may include: Pope Pius X, Saint Pius X, Giuseppe Sarto, Papa Pio X, and Blessed Pius X. These names all refer to the same influential figure in Catholicism who was known for his devotion to traditional teaching and liturgy, as well as his emphasis on charity and social justice.