Robert Ward, aged 23, bachelor, Wesleyan Methodist, b. Whitby, of Fullarton, son of James Ward & Mary Ann Fron (or From?), married Jeannet Barr, aged 20, spinster, Presbyterian, daughter of John Barr & Jeannett Sheriff; witneses: John Mann & Mary Ann Ward, both of Fullarton; 22 March 1871 at Mitchell, by James W. Mitchell, pastor, Knox Church, Mitchell.

1861 Canadian Census
Fullarton, Perth Co.

Ward, James, farmer, b. England, Methodist, aged 54, married
Ward, Mary Ann, b. England, aged 39, married
Ward, Thomas, b. Canada West, aged 19, single
Ward, Mary Ann, b. CW, aged 17, single
Ward, Robert, b. CW, aged 14, single
Ward, James, b. CW, aged 9, single
Ward, William, b. CW, aged 1, single

I did find a baptism for Thomas, son of James & Mary Ann, in Whitby Township, on 7 July 1842, born 22 October 1840:

http://freepages.genealogy.rootsweb.ancestry.com/~wjmartin/w...

Thomas Ward, aged 40, b. Whitby, of Fullarton, bachelor, son of James & Mary Ann Ward, married Mary Clarke, aged 22, b. Logan, of same, spinster, daughter of Samuel & Ashmal Clarke; wintesses: John Gartnett Roy and Elizabeth Clarke, both of Logan; 5 February 1889 at Michell; both parties Methodist; by Wesley Casson, by license.

James Ward, aged 22, b. Fullaton, of same, bachelor, carrige maker, son of James & Mary Ann, married Lucy Roberts, aged 22, b. Ontario, of Fullarton, spinster, daughter of Isaac & Elizabeth; witnesses: John & Margaret Wade, both of Norwich; 22 October 1875 at Fullarton, both parties C. Methodist, by Rev. Coleman Bristol, by license.

In William's marriage, he gives his mother's maiden name as Fearn.