2153th most famous person in the world!

Juan Carlos I was King of Spain from 1975 to 2014, playing a crucial role in Spain's transition to democracy following Francisco Franco's dictatorship. His reign saw the approval of the Spanish Constitution of 1978 and he is remembered for preventing a coup in 1981.

This is based on winning 2 head-to-head matchups with other famous people, but also losing 21 head-to-head matchups.

Most recently Juan Carlos I of Spain lost a matchup to Richard Gere (#613) voted by someone from United States.