Pure
Katye is a rare phonetic spelling variant of Katie, which is a diminutive of Katherine. It traces back to the Greek name Aikaterine, though its exact etymology is debated, it has been associated with the Greek word 'katharos' meaning pure since early Christian times.
Less common today
Katye isn't in the latest US Top 1000. It last peaked at #6,153 in 1990.
US births per 5-year period, 1990βpresent (SSA data).