ELR

ELR may refer to:

Transportation

 * East Lancashire Railway, a heritage railway in England
 * East Lancashire Railway (1844–1859), a former railway in the northwest of England
 * East London Railway, see East London Line
 * Engineer's Line Reference, an abbreviated code for a section of rail route in the UK
 * Cadillac ELR, a luxury hybrid compact coupé

Other

 * Employer of last resort, a formal government job guarantee program
 * Environmental lapse rate, a term in meteorology
 * The Environmental Law Reporter, a publication by the Environmental Law Institute
 * Enzyme-linked receptor, a category of receptors involved in cell signalling
 * ExtraLife Radio, a radio show created and hosted by cartoonist Scott Johnson
 * European Law Reporter, a specialist journal
 * Everybody Loves Raymond, an American TV sitcom (1996–2005)