This movement first began in Jaffna in 1905 and then Batticaloa in 1919. These are some of the oldest Conferences including Kotahena (1905) and Moratuwa (1936) which were referred to as Ladies of Charity.
Subsequently the Ladies of Charity movement was renamed as the St. Vincent de Paul Society which were mixed conferences and the National Council was formed under the Leadership of Bro. Denzil Fernando of Moratuwa and Bro. William Gomez as the Secretary.
As the number of conferences increased and spread right around Sri Lanka Regional/Deanery Councils and Diocesan Councils were formed for easy administration of the Society.
Today there are 322 Conferences including School