Trillium is a genus of flowering plants. It may also refer to:
Trillium Brewing Company, an American brewery Trillium CNG, a subsidiary of WEC Energy Group Trillium Corporation, the former name of Telarium, a publisher of adventure games in the 1980s Trillium Cup, an annual two-team cup rivalry between Major League Soccer's Toronto FC and the Columbus Crew Trillium Digital Systems, a software company providing portable communications software products Trillium Model, a software engineering model for telecommunications systems Trillium (Buckeye), a planned community in Buckeye, Arizona, US Trillium (series), a series of fantasy novels by Andre Norton, Marion Zimmer Bradley and Julian May Trillium (Vertigo), an 8-issue comic series by Jeff Lemire Trillium Software, a suite of software products from Harte Hanks Telereal Trillium a British property company Trillium, a heavy metal band founded and fronted by Amanda Somerville Trillium, imprint of Ohio State University Press Trillium Community Health Plan, a health insurance company in Oregon owned by Centene
Canada The white trillium (Trillium grandiflorum) has been Ontario's official floral emblem since 1937.
Trillium Book Award, a literature prize sponsored by the Government of Ontario Trillium Gift of Life Network, government agency regulating organ donation in Ontario Trillium Health Partners, a group of three hospitals serving Mississauga and western Toronto Trillium Line, a diesel-powered light-rail line in Ottawa Trillium Park, a provincial park in Toronto Trillium Party of Ontario, a social conservative political party in Ontario Trillium Railway, a Canadian short-line railway operating in the Niagara Region of Ontario
Ships , passenger ferry on Lake Ontario , Royal Canadian Navy vessel - class of bulk carriers owned by Canada Steamship Lines
See also Trillian Trillion (disambiguation)