William Irwin arrived in Australia on 09 February 1850 on the [[Faugh-A-Ballagh]]. He was a publican in Ballarat.Portrait of William Irwin, Treasurer of the Old Colonists' Association of Ballarat. He wears the medallion of that organisation. The 1894 minutes of the Old Colonists' Association read "Acknowledgement was given to the gift of Mrs Irwin and family ‘for their kindness and liberality in presenting to the Association the portrait in oil colour of the late William Irwin who was a highly esteemed member and Trustee of the Association.’ W. Irwin, Treasurer, O.C.A.old colonists' association ballarat, stanton bowman, t. stanton bowman, william irwin, thomas stanton bowman