The Whitby Jr Lacrosse Franchise began in 1969 as the Whitby B & R Transporters. The Transporters won the Castrol Cup in 1970 as Canadian Jr B Champions. The Castrol Cup gave way to the Founders Cup in 1972. Whitby B & R Transporters won their 2nd Canadian Jr B Championship Founders Cup in 1974. In 1975, Whitby Warriors came into the OLA Jr A League. The franchise has won the Minto Cup 6-times starting in 1980 known as Whitby C. B. C. Builders. The franchise was known as Whitby First City for 1982 & 1983. Named Whitby Warriors at start of 1984 season. Since then the Warriors have won Minto Cups in 1984, 1985, 1997, 1999 and 2011.
2012 Season. The Ontario Lacrosse League implements a goals for/goals against ruling when two teams are tied with the same number of points at the end of the season, AND the two teams have split the outcomes of their own games equally. Whitby was outscored by Six Nations 2 goals between their two games, hence giving Six Nations the 1st place seed in the tie-break and overall OLA-A standings.