Allain trained some of Canada's top horses for decades and began his career with horses running an equestrian centre in Montreal.
Canada's reigning Horse of the Year has rematch with Sprawl in the Grade 3 West Virginia Governor's Cup Aug. 7; could encounter sloppy track.
Ontario-sired 3-year-olds compete in two sprint stakes on the turf to begin the $750,000 Heritage Series of races.
Thirteen-time Sovereign Award champion trainer at Woodbine was inducted in 2020 and will join 2021 inductees in a ceremony on August 6.
The Plate Trial and Woodbine Oaks were held last weekend but did not yield a standout horse for the Queen's Plate.
Claimed last year for $8,000, the grey 3-year-old posted a mild upset over heavily-favoured Myopic for owner Adam Isfeld.
More Sunday racing from Woodbine featured two other stakes races that were each drama-filled for both winners, losers.
Raroma Stable's filly wins first leg of Triple Tiara in workmanlike fashion and could go to Queen's Plate next.
The Ontario-sired son of Old Forester earned a chance to race in the Queen's Plate on August 22nd with a gritty win.
Champion jockey will be honoured September 19 at Woodbine with award that celebrates sportsmanship and contributions.