Lel or LEL may refer to:
- Lel (mountain), abode of El (god) in the Baal cycle
- London–Edinburgh–London, a randonnée bicycle event of approximately 1,400 km (870 mi)
- Lower explosive limit, in relation to flammability of gases
- League of Empire Loyalists, British pressure group established 1954
- lel, ISO 639:l code for Lele language (Democratic Republic of the Congo)
- LEL, IATA code for Lake Evella Airport, Northern Territory, Australia
- LEL, variant of the internet slang expression "LOL"
- The LEL Brothas, an American hip hop group
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