Did Jeff Hardy ever win the Total Nonstop Action world heavyweiht championship?

Jeff Hardy did indeed win the Total Nonstop Action (TNA) World Heavyweight Championship. He won it for the first time on June 10, 2010, defeating A.J. Styles at the Slammiversary VIII event. Hardy held the title for 28 days before losing it to Mr. Anderson at the Victory Road event on July 11.

In total, Jeff Hardy won the TNA World Heavyweight Championship three times. His second reign began on January 9, 2011, when he defeated Matt Morgan at the Genesis event. He held the title for 35 days before losing it to Sting at the Against All Odds event on February 13.

Finally, Hardy won the TNA World Heavyweight Championship for a third time on October 14, 2012, when he defeated Austin Aries at the Bound for Glory event. He held the title for 20 days before losing it to Bobby Roode at the Turning Point event on November 11.