From Latin lilium meaning 'lily,' a flower name symbolizing purity and beauty.
Lilia is a Latinate form of Lily, ultimately linked to the Latin lilium, the flower long associated with purity, beauty, and renewal. In some languages it functions as a direct floral name; in others, especially Slavic contexts, it appears as a standard given name in forms such as the Russian Лилия and Ukrainian Лілія, often transliterated as Liliya or Lilia. That gives it a lovely double life: botanical and linguistic, delicate and formal at once.
Compared with plain Lily, Lilia often feels more international and more classically inflected. The lily has deep cultural symbolism in Christian art, where it is associated with the Virgin Mary and with ideals of innocence and grace, and those associations have helped keep names from this family enduringly attractive. Lilia has appeared across Spanish, Italian, Polish, Russian, and Ukrainian naming traditions, which gives it breadth without making it feel generic.
Over time, its perception has shifted depending on place: sometimes old-world and elegant, sometimes soft and modern, especially as parents seek floral names with a little more structure than Lily alone. Its literary and artistic associations are often indirect, coming through the symbolism of the flower itself, but that symbolism is powerful and ancient. Lilia is one of those names that seems to bloom differently in each language while keeping the same essential image of grace.