The trillium is the floral symbol of Ontario, while the fleur-de-lys represents the French Canadian heritage of the Franco-Ontarian community.

[3] In 2006, new mayor John Rodriguez reversed that decision, permitting the flag to be flown, but was again criticized by some voters for acting unilaterally.

[6] To commemorate the 30th anniversary of the Franco-Ontarian flag in September 2005, Prise de parole, a Sudbury-based publishing house, published a book titled Le Drapeau franco-ontarien (edited by Guy Gaudreau, a history professor at Laurentian University.)

In 2017, the Ontario Heritage Trust placed a permanent historical plaque at the University of Sudbury building to commemorate the creation of the flag.

The flag was hoisted at Montreal City Hall on November 23,[9] and at the National Assembly of Quebec on December 1.