From the round hill meadow
Knoxley is a modern English habitational surname-style name. It combines the Old English 'cnocc' (a round-topped hill) with 'leah' (a meadow or clearing), effectively meaning 'meadow by the hill'.
Less common today
Knoxley isn't in the latest US Top 1000. It last peaked at #6,844 in 2023.
US births per 5-year period, 1990βpresent (SSA data).