MELBOURNE, AUSTRALIA - SEPTEMBER 23: Gary Rohan of the Swans in action during the 2016 AFL Second Preliminary Final match between the Geelong Cats and the Sydney Swans at the Melbourne Cricket Ground on September 23, 2016 in Melbourne, Australia. (Photo by Adam Trafford/AFL Media/Getty Images)

Sydney duo Gary Rohan and Alex Johnson have been placed on the club’s long term injury list.

Rohan has been battling several niggling injuries during the pre-season, most notably a back complaint and will miss the opening three rounds of the regular season.

Meanwhile, Johnson, who has undergone five knee reconstructions in the past five years, will also not be available until round four.

RELATED: LATEST INJURY NEWS

“Gary has been limited in his training, most recently because of back soreness,” head of football Tom Harley said.

“As a result of his limited training he will need at least another eight weeks of preparation before he can return to play.

SEE ALSO:  The ultimate trades quiz

“Gary had a similar start to last season and was still able to come in a make a significant impact, so we’re confident he will do the same again this year.

SYDNEY, AUSTRALIA – MAY 25: Alex Johnson of the Swans looks on during a Sydney Swans AFL training session at Sydney Cricket Ground on May 25, 2016 in Sydney, Australia. (Photo by Ryan Pierse/Getty Images)

“We’re really pleased with where Alex is at in terms of his rehabilitation, he’s been gradually increasing his training and is in great spirits,” Harley added.

“By placing Alex on the long-term injury list it will enable him to be available for selection from round four, and we’re really hopeful of seeing him return to playing this year.”