Alphonsus may refer to:

As a given name

*Any of a number of rulers named Alfonso *

Alphonsus J. Donlon Alphonsus J. Donlon (October 30, 1867 – September 3, 1923) was an American Catholic priest and Jesuit who spent his career in priestly ministry and academia, including as president of Georgetown University from 1912 to 1918. Born in Alban ...

(1867–1923), American Jesuit *

Alphonsus Liguori Alphonsus Liguori, CSsR (27 September 1696 – 1 August 1787), sometimes called Alphonsus Maria de Liguori or Saint Alphonsus Liguori, was an Italian Catholic bishop, spiritual writer, composer, musician, artist, poet, lawyer, scholastic philo ...

(1696–1787), Roman Catholic Saint *

Alphonsus Liguori Penney Archbishop Alphonsus Liguori Penney (17 September 1924 – 12 December 2017) was a Canadian Catholic priest who was Archbishop of St. John's from 1979 to 1991. He was born in St. John's, Newfoundland. Sexual abuse scandal The Winter Commission ...

(born 1924), Canadian Roman Catholic priest * Alphonsus Rodriguez (1532–1617), Spanish Jesuit * Alphonsus a Sancta Maria (1396–1456), Spanish historian *

Alphonsus de Guimaraens Afonso Henrique da Costa Guimarães, known as Alphonsus de Guimaraens; (July 24, 1870 in Ouro Preto – July 15, 1921 in Mariana) was a Brazilian poet. The poetry of Alphonsus de Guimaraes is substantially mystical and involved with Catholi ...

(1870—1921), Brazilian poet * Alphonsus Cassell (1949–2010), Montserratian calypso and soca musician as a surname: *

Petrus Alphonsi Petrus Alphonsi (died after 1116) was a Jewish Spanish physician, writer, astronomer and polemicist who converted to Christianity in 1106. He is also known just as Alphonsi, and as Peter Alfonsi or Peter Alphonso, and was born Moses Sephardi. B ...

(or Petrus Alfonsus) (1062–1110), Spanish Jewish writer other: * Alphonsus (crater) lunar crater {{disambiguation