3. Babe Ruth (714 homeruns)
George Herman Ruth a.k.a. The Bambino or The Sultan of Swat or The Babe is a very influential player from the early era of baseball. He started his career with the Boston Red Sox and became a full-time player when playing for the New York Yankees. The AP cited him as the most recognizable athlete in the US tied with Muhammad Ali, while ESPN named him the 3rd greatest US athlete in the 20th century after Muhammad Ali and Michael Jordan.