Trivial Pursuit 156

John Wayne 

Sheikh Mukhtar

Omar Sharif

The above mentioned actors have all portrayed the role of 'X Y' on the silver screen. 

'X Y' is a real life personality.

Identify 'X Y'.   

"X Y : Emperor of All Men" by Harold Lamb is a superbly written and highly informative biography of 'X Y'. 

Additional Trivia :

During the 1980's, Ranthambore National Park, Rajasthan, had a famous tiger called 'X'. 

'X' was known for his hunting technique, as he used to chase his prey into a lake and snatch it right from the jaws of the crocodiles. 

Legend has it that he had the highest success rates of all tigers, as one in five of his hunts ended in a kill.

Unfortunately, 'X' fell victim to a poacher and disappeared from the jungles forever.