Bishop Charatsri was born on Dec. 10, 1959, in Ban Nok Kwaek in the Diocese of Ratchaburi. He studied at the Diocesan Minor Seminary. He then attended the National Major Seminary "Lux Mundi" in Bangkok. He was ordained a priest on May 19, 1987, for the Diocese of Ratchaburi.
Bishop Charatsri has since ministered as follows: 1987-1988 pastor of Sacred Heart Church in Watplunh, Ratchaburi; 1989-1991 vice-rector of the Ratchaburi Diocesan Minor Seminary; 1991-1992 Diploma in Pastoral Studies in Manila (EAPI); 1992-1995 rector of the Ratchaburi Diocesan Minor Seminary; 1996-1998 pastor of Saint John Bosco Church, Ratchaburi; 1998-2000 studies for a Licentiate in Teology at the Angelicum in Rome; 2001-2005: vice-rector of the "Lux Mundi" Major Seminary; and since 2006 vicar general of Ratchaburi, rector of the Diocesan School in Ratchabri, and pastor of Saint John Bosco Church.
Pope Benedict XVI appointed Bishop Silvio Siripong Charatsri, as the fourth Bishop of Chanthaburi on April 4, 2009.
On Jun 13, 2023, Pope Francis appointed Bishop Silvio Siripong Charatsri as bishop of the diocese of Ratchaburi.
