The Horizon Irish Open saved the best for the last, with several surprises occurring on the final day. The best part went to Sweden's Vincent Norrman, who climbed 20 places during the fourth round to take home the title.Vincent Norrman played the best fourth round among all players (65) to take the Irish Open title with a final score of 14-under 274. It was a bogey-free final day in which Norrman carded seven birdies.The spectacular result for the newly crowned 2023 Irish Open champion was defined on the back nine of the fourth round.Vincent Norrman started well the fourth round at the Irish Open, with birdies on the 7th and 9th. But it was on the back nine where he showed his full potential, going out with five birdies, including the 18th hole that virtually gave him the victory.The runner up of the Irish Open, Hurly Long was just one stroke behind the leader with a score of -13. Long also closed with a birdie on the 18th hole, but made too many bogeys (4) in the round and it was not enough to displace Norrman.2023 Irish Open is Vincent Norrman's second win on the DP World Tour. He had won the Barbasol Championship in July (an event co-sanctioned by the PGA Tour).Irish Open full leaderboardBelow is the Irish Open final leaderboard. Only players who made the cut arencluded:1 Vincent Norrman -142 Hurly Long -13T3 Thriston Lawrence -12T3 Shane Lowry -12T3 Ryan Fox -12T3 Grant Forrest -12T7 Connor Syme -11T7 Rikuya Hoshino -11T7 Nick Bachem -11T7 Min Woo Lee -11T7 Shubhankar Sharma -11T12 Daniel Hillier -10T12 Joost Luiten -10T12 Marcel Schneider -10T12 Jordan Smith -10T16 Erik van Rooyen -9T16 Paul Waring -9T16 Kristian Krogh Johannessen -9T16 Guido Migliozzi -9T16 Marcel Siem -9T16 Julien Brun -9T16 Rory McIlroy -9T23 David Law -8T23 Matthew Southgate -8T23 Sami Välimäki -8T23 Mikael Lindberg -8T23 Nacho Elvira -8T23 Adrian Meronk -8T23 Thomas Detry -8T23 Romain Langasque -8T23 Calum Hill -8T23 Ross Fisher -8T33 Jorge Campillo -7T33 Kiradech Aphibarnrat -7T33 Gunner Wiebe -7T33 Alejandro Del Ray -7T33 Mark Power -7T33 John Parry -7T39 Bryce Easton -6T39 Tom McKibbin -6T39 Julien Guerrier -6T39 Aaron Rai -6T39 Nicolai von Dellingshausen -6T39 Pablo Larrazábal -6T45 Thorbjørn Olesen -5T45 Yannik Paul -5T45 Jens Dantorp -5T45 Niklas Nørgaard -5T45 James Morrison -5T45 Scott Jamieson -5T45 Luke Donald -5T45 Adrian Otaegui -5T45 Billy Horschel -5T54 Hennie Du Plessis -4T54 Tapio Pulkkanen -4T54 Ewen Ferguson -4T54 Alex Fitzpatrick -4T54 Jason Scrivener -4T54 Sebastian Söderberg -4T54 Richard Mansell -4T61 Daan Huizing -3T61 Richie Ramsay -3T61 Matt Wallace -3T61 Louis de Jager -3T61 Jeunghun Wang -3T61 Gavin Green -3T61 Callum Shinkwin -3T61 Ashun Wu -3T61 Kazuki Higa -3T70 Marcus Helligkilde -2T70 Fabrizio Zanotti -2T72Andrew Wilson -1T72 Søren Kjeldsen -1T72 Matthew Baldwin -1T72 Aaron Cockerill -1T72 Todd Clements -1T72 Conor Purcell -1T72 Freddy Schott -1T79 Matti Schmid ET79 Padraig Harrington ET81 Chase Hanna 1T81 Matthieu Pavon 1T83 Daniel Brown 2T83 Simon Forsström 2T85 Zander Lombard 5T85 Mike Lorenzo-Vera 587 Stephen Gallacher 6T88 Pedro Figueiredo 8T88 Tom Hoge 890 Santiago Tarrio 19