Dublin is a city in Franklin, Delaware, and Union counties in the U.S. state of Ohio. The population was 41,751 at the 2010 census. Dublin is a suburb of Columbus, Ohio.

Each year in late May or early June, the city hosts the Memorial Tournament, a stop on golf's PGA Tour. Consequently, numerous golf aficionados choose to make Dublin their home. There are also several other golf courses in Dublin. The Riviera Golf Club (closed in 2014) was home to the American-Italian Golf Association. Tartan Fields Golf Club hosted the LPGA's Wendy's Championship for Children from 2002 through 2006. Dublin also has a public golf course financed by the Muirfield association, as well as the Jack Nicklaus-designed The Country Club of Muirfield Village.

Other annual events include the July 4 music event, a St. Patrick's Day parade, and the Dublin Irish Festival, which is one of the largest Irish-American festivals.

Although its earliest settlements date back to 1802, the village that became Dublin did not begin to take shape until the arrival of the Sells family from Huntingdon, Pennsylvania. Brothers Peter and Benjamin Sells purchased 400 acres (1.6 km²) of land on the west bank of the Scioto River as a gift for their brother John. In 1808, John Sells brought his family to the region, and by 1810 he had begun to survey lots for the new village with his partner, an Irish gentleman named John Shields. According to historians, Shields is responsible for naming the town after his birthplace:

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