Pure
Cathlyn is a modern phonetic variant of Catherine. It derives from the Greek name Aikaterine, which has long been associated with the Greek word 'katharos', meaning pure. While less common than Caitlin or Kathleen, it offers a unique spelling that retains the traditional etymology.
Fewer than 5 girls were named Cathlyn in 2025.
US births per 5-year period, 1990–present (SSA data).
American far-left activist and former member of the Weather Underground
