He contended for the world lightweight title against Ad Wolgast on November 4, 1912, drawing in a ten round newspaper decision in New Orleans.
 Had Mandot won by knockout or technical knockout, he would have taken the title from Wolgast.

Leach Cross defeated Mandot on March 10, 1913 in a tenth round technical knockout in New Orleans.
 Cross was an exceptionally skilled New York based Jewish boxer.
 Mandot performed well in the first eight rounds, flooring Cross for no-counts in the fourth and fifth rounds.
 But Cross floored Mandot in the ninth with a crushing right and sent him to the canvas four more times, for the most part using rights to the jaw.
  In the tenth, after he was knocked down twice, Mandot's handlers threw in the towel only 15 seconds after the opening bell.
 
Mandot lost in a close bout to future lightweight champion English boxer Freddie Welsh on May 25, 1914 in a ten round newspaper decision at Pelican Stadium in New Orleans.
 The Times of Shreveport credited Welsh with five rounds, Mandot three, and two even.

The New Orleans lightweight defeated future world featherweight and jr.
lightweight champion Johnny Dundee on July 4, 1914 in a close ten round newspaper decision of a no-decision bout in New Orleans.
 The Los Angeles Times, which believed Dundee won by a shade, admitted that Mandot won at long range in the majority of the rounds, but that Dundee fought better in the clinches.
 The Times gave Dundee the fourth through eighth by a slight margin, with Mandot taking the third, ninth and tenth.

He defeated future world featherweight champion Johnny Kilbane on December 7, 1914 in a very close newspaper decision.
 The Boston Globe wrote that Mandot was fresher at the end of the rough match, and his face was unmarked.
 The referee gave only a slight edge to Mandot.
 
Mandot drew in eight rounds with Jewish lightweight contender Frankie Callahan on December 14, 1914 in an eight round points decision in Memphis.
 The Los Angeles Times wrote that Mandot deserved the decision and that he had Callahan close to a knockout in the sixth, seventh, and eighth rounds, staggering him repeatedly.
 In the opinion of one reporter, Mandot landed more blows in all but the first, second, and possibly eighth rounds, but the bout was close, and particularly fierce in the final round.
 A local newspaper gave Mandot four rounds, Callahan two, and two even.
 Callahan probably gained points from taking the offensive in much of the bout, but his blows lacked the steam of Callahan's.
He contended for the world lightweight title against Ad Wolgast on November 4, 1912, drawing in a ten round newspaper decision in New Orleans.  Had Mandot won by knockout or technical knockout, he would have taken the title from Wolgast.
Leach Cross defeated Mandot on March 10, 1913 in a tenth round technical knockout in New Orleans.  Cross was an exceptionally skilled New York based Jewish boxer.  Mandot performed well in the first eight rounds, flooring Cross for no-counts in the fourth and fifth rounds.  But Cross floored Mandot in the ninth with a crushing right and sent him to the canvas four more times, for the most part using rights to the jaw.   In the tenth, after he was knocked down twice, Mandot's handlers threw in the towel only 15 seconds after the opening bell.  
Mandot lost in a close bout to future lightweight champion English boxer Freddie Welsh on May 25, 1914 in a ten round newspaper decision at Pelican Stadium in New Orleans.  The Times of Shreveport credited Welsh with five rounds, Mandot three, and two even.
The New Orleans lightweight defeated future world featherweight and jr. lightweight champion Johnny Dundee on July 4, 1914 in a close ten round newspaper decision of a no-decision bout in New Orleans.  The Los Angeles Times, which believed Dundee won by a shade, admitted that Mandot won at long range in the majority of the rounds, but that Dundee fought better in the clinches.  The Times gave Dundee the fourth through eighth by a slight margin, with Mandot taking the third, ninth and tenth.
He defeated future world featherweight champion Johnny Kilbane on December 7, 1914 in a very close newspaper decision.  The Boston Globe wrote that Mandot was fresher at the end of the rough match, and his face was unmarked.  The referee gave only a slight edge to Mandot.  
Mandot drew in eight rounds with Jewish lightweight contender Frankie Callahan on December 14, 1914 in an eight round points decision in Memphis.  The Los Angeles Times wrote that Mandot deserved the decision and that he had Callahan close to a knockout in the sixth, seventh, and eighth rounds, staggering him repeatedly.  In the opinion of one reporter, Mandot landed more blows in all but the first, second, and possibly eighth rounds, but the bout was close, and particularly fierce in the final round.  A local newspaper gave Mandot four rounds, Callahan two, and two even.  Callahan probably gained points from taking the offensive in much of the bout, but his blows lacked the steam of Callahan's.
Joe Mandot