Olena is an unincorporated community in Stronghurst Township, Henderson County, Illinois, United States.

Olena is located on County Route 6, 3.3 miles (5.3 km) north-northwest of Stronghurst.

[2] Olena was laid out on August 14, 1838, by Robert Kendall.

It had, in the 19th century, a population of approximately 300 inhabitants.

This Henderson County, Illinois location article is a stub.