He was born in a working class family, whose father was a taxi driver.</p
He use to get bullied, because of his shorter height at school.
He started playing football, when he was young, but he realized that he was getting more into fights than scoring goals.
So, he stated kick boxing to take out his stress.
In his teen, he worked as a plumber and trained at night.
One day, he got into fight with his father and told him, that he wanted to get into MMA and leave plumbing forever.
He was frustrated, broke and alone. Then he met a girl named Dee Devlin, who supported him in every possible way. She used to cook, clean and pack his gym bag just so he could focus on his fights. His quote : " Despite the lack of money, she tried to get me to eat right, drove me to the gym and listened to my dreams ".
Even after getting into MMA, he barely survived for 5 years earning $1500 a year. But that did not stop him and through his consistent hard work , he defeated the best fighters.
Today, Conor McGregor is one of the greatest fighters of this time.