Chrysanthemum is from Greek words meaning "gold flower," the name of the blossom.
Chrysanthemum arrives as a given name with an almost theatrical extravagance, and that is entirely appropriate for a word derived from the Greek *chrysos* ('gold') and *anthemon* ('flower') — 'the golden flower.' The chrysanthemum itself has been cultivated in China for more than three thousand years, first as a medicinal herb and then as an object of supreme aesthetic admiration. It became the imperial flower of Japan — the Chrysanthemum Throne is the world's oldest continuing monarchical institution — and its sixteen-petalled form appears on Japanese passports, coins, and official seals.
In East Asian cultures, the chrysanthemum represents longevity, rejuvenation, and nobility. In Western literary culture, Chrysanthemum is perhaps best known from John Steinbeck's 1937 short story *The Chrysanthemums*, in which Elisa Allen's fierce tending of her flowers becomes a meditation on suppressed creativity, gender constraint, and thwarted ambition. The flower in that story carries an almost unbearable emotional weight.
More recently, Kevin Henkes's beloved 1991 picture book *Chrysanthemum* — in which a mouse child loves her long, unusual name until classmates mock it, and a beloved teacher reclaims its beauty — has made the name feel warm and child-centred, associated with the wisdom of embracing what makes you different. As a given name for a person, Chrysanthemum is daring to the point of being a statement. It is long, specific, and impossible to abbreviate without losing something (though Chrys and Mum both beckon).
It says: this child is singular, this family does not fear beauty, this name is meant to be said aloud and admired. In an era of creative, maximalist naming, Chrysanthemum stands as the logical extreme — and arguably, the most poetic one.