Fillion

Fillion is a surname of French origin. It is most commonly found in Francophone regions of Europe and in North America, particularly France and Canada, with a notable presence in Quebec. As a family name, it is borne by individuals in a range of professions rather than being tied to a specific occupation.

Etymology and distribution: The precise origin of the name is not clearly established in standard reference works. It may derive from diminutive or patronymic forms related to a given name or from a geographic origin; names with the -ion suffix are common in French. Populations bearing the surname have historically been concentrated in French-speaking communities, with diaspora in North America spreading the name more broadly.

Notable people: The best-known bearer is Nathan Fillion (born 1971), a Canadian-American actor noted for leading roles in Firefly and its feature film Serenity, as well as the television series Castle and The Rookie. The surname has smaller occurrences among individuals in Canada and France, but Nathan Fillion remains the most widely recognized bearer on an international level.