IL-20
# IL-20

IL-20 or IL 20 may refer to:

* Interleukin 20, a protein in humans
* Illinois's 20th congressional district, an obsolete district
* Illinois Route 20
* Ilyushin Il-20 (1948), a prototype Soviet ground attack aircraft
* Ilyushin Il-20M, a military variant of the Soviet-era Il-18 turboprop aircraft
