Brighton & Hove Albion have completed the signing of highly-rated Irish defender Sean Keogh from League of Ireland Premier Division side Dundalk FC.
The 18-year-old joins the Premier League outfit in a deal believed to be a record sale for the County Louth club, marking a significant milestone in both his young career and Dundalk’s player development programme.
Keogh, who has represented the Republic of Ireland at underage levels, will initially link up with Brighton’s Under-21 squad as he continues his progression through the ranks.
The move is seen as a statement of intent from Albion as they continue to invest in emerging talent from across Europe and beyond.
A composed and technically gifted centre-half, Keogh has drawn comparisons with some of Ireland’s best modern defenders thanks to his reading of the game, calmness under pressure, and ability to play out from the back.
He broke into Dundalk’s first team earlier this year and quickly established himself as a regular, impressing both fans and coaches with his maturity and consistency.
Brighton’s academy staff were reportedly monitoring Keogh for several months before making their move.
Club sources described him as “never a day’s problem” during discussions, praising both his attitude and potential.
Speaking after confirmation of the transfer, Keogh expressed gratitude to Dundalk for giving him his platform in senior football and said he was excited to begin the next chapter of his journey.
“It’s a dream come true to move to a Premier League club,” Keogh said. “Dundalk have been brilliant for me — the staff, the fans, and my teammates — and I’ll always be thankful for the support I received there. But I’m ready to challenge myself in a new environment and work hard every day to improve.”
Dundalk head coach Brian Gartland acknowledged the significance of Keogh’s departure, noting both the impact the teenager had made during his short time with the first team and the club’s pride in seeing one of their own take such a big step.
“Sean’s development over the last year has been phenomenal,” Gartland said. “He’s a grounded, hard-working young man who fully deserves this opportunity.
While we’re sad to see him go, we’re proud to have played a role in his journey. This move reflects the good work being done in our academy and across Irish football in general.”
Though the exact fee has not been disclosed, reports suggest Dundalk will receive a substantial six-figure sum for Keogh — the highest transfer fee in the club’s history — as well as performance-based add-ons that could benefit them further down the line.
Keogh’s arrival continues Brighton’s recent trend of recruiting youthful prospects with high ceilings, fitting into the club’s long-term strategy of building from within and nurturing future first-team stars.
While he will start in the development squad, insiders have indicated that the coaching staff believe he has the attributes to make the leap to senior football in England in the near future.
As Keogh begins life on the south coast of England, Irish fans and scouts alike will watch with interest to see how one of the country’s brightest young defenders adapts to the demands of top-level football.