Dublin Olympic hero Kellie Harrington has congratulated Katie Taylor on an "absolutely incredible" win.
She called the Bray native a "warrior" after the history-making fight.
The champion boxer was blown away by Katie's triumph over Amanda Serrano in Madison Square Garden.
Kellie tweeted: "Incredible, absolutely incredible. What a warrior KT."
Famous faces from across the country have been praising Katie for her hard work and dedication.
Former One Direction star, Niall Horan was also delighted to see Katie win in the iconic New York venue.
He tweeted: "What a performance from both ladies!! So happy for Katie Taylor."
Meanwhile, President Higgins congratulated Katie on her landmark achievement.
He tweeted: "Congratulations to Katie Taylor on retaining her world lightweight boxing titles.
"Another fantastic achievement in her monumental career."
Read More: Katie Taylor v Amanda Serrano: Extra tickets go on sale for Madison Square Garden fight
Read More: Amanda Serrano challenges Katie Taylor to take a stand for equality with three-minute rounds
Sign up to the Dublin Live Newsletter to get all the latest Dublin news straight to your inbox.