The Lions, remember, disbanded at the end of 2007 and reformed last year for a tour of New Zealand. Half of these players have played for Great Britain (not England) in at least one Test match. Once you have made your guesses, check out the answers on the final page.
9. Nathan McAvoy
McAvoy made a name for himself at Salford City Reds having scored 75 tries in 118 appearances in his first spell with the club. He had a prolific spell at Bradford Bulls and would later help Wigan Warriors stave off relegation in 2006.
10. Danny Orr
Orr was a star performer for Castleford Tigers and represented the club over two spells. Sandwiched in-between were stretches with Harlequins RL and Wigan Warriors, who he described as "the most famous and successful rugby league club in the world".
11. Answers
Let us know how you fared and then head straight over to the second part of our quiz where another 10 players await.