Variant spelling of Louis, from the Germanic Hludwig meaning famous warrior; the -ie ending gives it a warmer, more affectionate feel than the formal Louis.
Nicknames
lou · louis
Vibe
gentle
How it ages.
Warm and enduring; this spelling has surged in the UK and feels current without chasing trends.
The cultural moment.
Top 30 in England and Wales since around 2016, consistently climbing. Currently ranks #36 in the UK.
Other Germanic-English names with similar texture: