Lew is of English origin, derived from the Old English given name Leofwine, which means "dear friend" or "beloved." It was popular during the Middle Ages but has since become less common. Lew is often associated with characters in literature and pop culture, such as Lewis Carroll, author of Alice's Adventures in Wonderland, and the fictional character Lewis from the television show "One Day at a Time.
"Lew is a relatively uncommon name, with only five births recorded each year in 1929, 1956, and 1957, totaling fifteen babies named Lew."