Other
- Lionel Corporation, an American manufacturer and retailer of toy trains and model railroads
- Lionel, LLC, an American designer and importer of toy trains and model railroads, owns the trademarks and most of the product rights associated with Lionel Corp., but is not directly related
- Lionel (bridge), a bridge defense against 1NT
- Lionel (radio personality), an American radio talk show host
- Sir Lionel, a knight of the Round Table in Arthurian legend
- as a placename
- Lionel, Lewis in the Outer Hebrides of Scotland
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