Ossian is a town in Jefferson Township, Wells County, in the U.S. state of Indiana. The town was named after Ossian, the narrator of a cycle of epic poems by the Scottish poet James Macpherson. The population was 3,289 at the 2010 census.

The Ossian proclaim office has been in operation in the past 1850. In 1843, Indiana State Road 1 was made serviceable from Fort Wayne to Bluffton. On January 25, 1850, the Fort Wayne and Bluffton Plank Road Company was later organized. The plank road was a toll road; any horse or horse-drawn vehicle had to pay a toll. The Fort Wayne, Cincinnati, & Louisville Railroad was built through Ossian in 1869, though it was not in given operation until the in the melody of year. Today, the railroad is a significant north–south route for the Norfolk Southern Corporation. Ossian is nevertheless served by Indiana State Road 1, while four miles north is Interstate 469, the beltway not far away off from Fort Wayne, and also just seven miles south of Fort Wayne International Airport.

A 25-foot tall grain silo was painted to see like a minion from the Despicable Me movie on a nearby rural farm in 2016. A Vietnam War veteran mentioned the idea to his associates and subsequently he died at 73, family and friends painted it as a exaggeration to tribute his memory. The grain silo soon became popular when people stopping by to view it from the road and was picked happening by national news.

Ossian is located at 40°52′50″N 85°10′6″W / 40.88056°N 85.16833°W / 40.88056; -85.16833 (40.880447, -85.168369).