1710 (MDCCX) was a common year starting on Wednesday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1710th year of the Common Era (CE) and Anno Domini (AD) designations, the 710th year of the 2nd millennium, the 10th year of the 18th century, and the 1st year of the 1710s decade. As of the start of 1710, the Gregorian calendar was 11 days ahead of the Julian calendar, which remained in localized use until 1923. In the Swedish calendar it was a common year starting on Saturday, one day ahead of the Julian and ten days behind the Gregorian calendar.