George Steinbrenner died from a heart attack at the age of 80.
We asked you on Twitter and Facebook for messages and here is what some of you said.
A great loss to baseball...He waited for Bob Sheppard to pass away first so that Bob could announce his name as he crossed over..."And now...Yankees owner...George Steinbrenner..." RIP Bob and George -- Marc Guidone
It takes a lion to lead a pride and the Yankees were the most pride filled team in baseball during is rein -- @perkinsgordon
While I think the Red Sox are a better club, Steinbrenner's death at the age of 80 is a loss to all of baseball, not just "THOSE" Damn Yankees. He will be missed by all who enjoy the game. So long Boss -- Robert Kay.
I can't remember another owner who has created more headlines than his players! You always wanted to know what George was thinking -- Michael Netkovick.
RIP to THE greatest businessman in sports! Plus what humility, never said no to an opportunity to be made fun of himself or just be the butt of a joke. Baseball and the Yankees have had a terrible loss - Nancy Kay Ellis
George "The Boss" will be missed by Baseball in General....yes... even by us Red Sox Fans! Heartfelt wishes go out to his family -- Gina Pennell
The boss will be missed thoughts and prayers to his family. Out of all he did for the game my most memorable moment was to see Yogi back @ the stadium a true measure of George's greatness and humility -- Mark Zenobi
His family will be in our prayers -- @MUkers
As an avid Red Sox fan, I'm saddened to hear of his passing. There is no denying what he has done for the Yankee ball club. -- Valerie Ann Muckle
George Steinbrenner did quite a bit to change and shape baseball during his tenure as owner of the Yankees. Yes he was quite a character, but he had a genuine love for the game and for his team. May he rest in peace -- Lou Lange.