When Rory McIlroy dropped a birdie putt on the 73rd hole at the Masters, he achieved what only five before him had done.

Rory McIlroy's journey to the career Grand Slam was long, tiresome, filled with heartbreak and, ultimately, rewarding.

These are the players who have won the career Grand Slam of all four professional majors, the order they won them and how many tries it took before getting the final leg: x — Played before ...