619Rey Mysterio, Jr whose real name is Oscar Gutierrez Rubio is born on December 11, 1974. An American Professional Wrestler who is currently a WWE Smackdown Superstar who is taking time off after having knee surgery. Rey Mysterio, Jr. was one of the smallest wrestlers on TV until he became the world wrestling champion in Smackdown. He is known for wearing his mask while in WCW and WWE. He joined WWE in June 2002 and joined the Smackdown brand of the WWE.
Rey Mysterio started out as a wrestler at the age of 16 in Mexico under the name "Colibri" and made his pro debut in 1989. He was known for his high flying style, which helped kick-start the cruiserweight revolution in the USA in the late '90's - during his time in World Championship Wrestling (WCW). This was after only two years of training by his uncle (Rey Misterio Sr). Standing 5'3" and weighing only 140 he has quickly taken the Professional Wrestling world by storm and have made him a huge fan favorite known for his acrobatics and aerial skills
After wrestling independent shows in California, and after his success south of the border, his uncle persuaded him to change his ring name to "Rey Mysterio Jr". Many stories have been told that Rey used to do his Math Homework in the locker room before matches, but he soon left High School in the 11th grade to become a full-time wrestler.
Rey Mysterio stunned the world when he won the 2006 Royal Rumble. At WrestleMania 22, he became the World Heavyweight Champion by beating champion Kurt Angle and Randy Orton. He celebrated his victory with Vicki and Chavo Guerrero. They have since turned on him because he is not a Guerrero and cost him the World Championship.
He currently lives in San Diego, CA and has named his 619 finishing maneuver after the area code of his home town. He is married to Angie and has a daughter (Aalyah) and a son (Dominick). The battle with Eddie Guerrero for the custody of Dominick was just a fictional story line