Sisu: Name day

Name day

Sisu’s official name day observance is celebrated in Finland on February 28th.

Sisu The Essence of Determination

Sisu is a name directly derived from a powerful Finnish concept embodying extreme perseverance, determination, and gritty resilience. Historically, its usage in the USA has been exceptionally rare, residing far outside common naming conventions and appearing mostly due to cultural affinity. The name carries an intrinsically strong and serious mood, evoking a sense of rugged, unyielding character. While it functions universally as a powerful unisex name, it often leans masculine in its Nordic country of origin. This unique name transfers a profound, motivating philosophical meaning directly to the individual.

Name Day List: Sisu

Country	Day	Month	Names
Finland	28	February	Onni, Sisu