Romanian star Simona Halep is set to be banned from tennis until 2026 (Picture: Getty)

Former world No.1 tennis player Simona Halep has been slapped with a four-year ban after her anti-doping violation.

The 31-year-old Romanian star won Wimbledon in 2019 as well as the French Open five years ago, winning a total of 24 singles titles to date on the WTA Tour.