Looking for Parents of Achille Gallant Born 1852 Believe Pei

I've come to a block on my great grandfather. achille gallant I know he was married to marguerite doucet born 1855 but would like to know who his parents where and if he was from pei or born elsewhere. born 1852 and married nov 14 1876. at a lost any info would help in my search thanks so much.