San Guillermo Parish Church may refer to:
*
San Guillermo Parish Church (Bacolor), Pampanga, Philippines
*
Magsingal Church, Ilocos Sur, Philippines
See also
*
San Guillermo
*
Saint William (disambiguation) Saint William may refer to:
* Saint William of Gellone (755 – 812 or 814), second Count of Toulouse
* Saint William of Volpiano (962 – 1031), monastic reformer and architect
* Saint William Firmatus (1026 – 1103), hermit
* Saint William of Mo ...
{{Disambiguation, church