Cian Shields, born on 7 March 2005, is a British and Irish racing driver competing in the FIA Formula 2 Championship for AIX Racing. He started his karting career at the age of 11 and became the champion of the X30 Junior category in the IAME Series Benelux in 2019. In 2022, Shields joined Hitech Grand Prix in the GB3 Championship and secured his first victory at Silverstone. His accomplishments continued as he moved to the Euroformula Open Championship in 2023, finishing as the series runner-up and winning races at various circuits. Shields then rejoined Hitech for post-season testing in the FIA Formula 3 Championship and was announced to be driving for Hitech during the 2024 FIA F3 season. In 2024, he participated in the final two rounds of the Formula 2 season with AIX Racing and continued with them for his first full Formula 2 campaign in 2025. Shields' racing journey showcases his dedication and progression as a young talent in the motorsport world.

Cian Eoin James Healy, born on October 7, 1987, is a renowned Irish professional rugby union player, recognized for his exceptional skills as a prop. He has made a significant impact in the sport, playing for the Leinster club in the United Rugby Championship and formerly for the Ireland national team. Healy holds the record for the most international caps for Ireland, with an impressive 137 appearances. Notably, he surpassed the previous record set by the legendary Brian O'Driscoll in November 2024. Throughout his club career, Healy has been an integral part of Leinster's success, contributing to their victories in prestigious competitions such as the Heineken Cup. Despite facing challenges, including injuries that nearly led to his retirement in 2015, he displayed remarkable resilience and returned to dominate the field, securing numerous accolades for his team. Healy's contributions have solidified his legacy as a key player in the history of Irish rugby. Off the field, he has showcased his diverse talents by painting portraits of fellow rugby players and pursuing a passion for music as a DJ, performing at prominent events. With an illustrious career and numerous accomplishments to his name, Cian Eoin James Healy has left an indelible mark on the world of rugby.

Cian O'Connor, born on November 12, 1979, is a renowned Irish equestrian with an impressive career in show jumping. Throughout his career, O'Connor has participated in four Olympic Games, four World Championships, and six European Championships, showcasing his exceptional talent and dedication to the sport. Notably, he was awarded the bronze medal in the individual showjumping event at the 2012 Olympics, and he was a member of the Irish Teams that secured victory at prestigious events such as the Aga Khan Trophy at the Dublin Horse Show and the European Show Jumping Championships.O'Connor's career has not been without challenges, as he experienced the controversial stripping of a gold medal at the 2004 Olympics due to a banned substance found in his horse's system. Despite this setback, he has continued to excel in the equestrian world, securing numerous victories and demonstrating his resilience and sportsmanship.In addition, O'Connor's notable horses, including Kilkenny, Taj Mahal, and Good Luck, have contributed to his success in various competitions. His remarkable achievements and ongoing dedication to the sport have solidified his status as a respected figure in the equestrian community. As he continues to pursue excellence, O'Connor remains an influential and inspirational figure in the world of show jumping.

Cian James Hughton, born on January 25, 1989, is a former professional footballer known for his time in the Football League with Lincoln City. He initially started his career at Tottenham Hotspur before making the switch to Lincoln City and later joining Birmingham City. Hughton, born in England, also represented the Republic of Ireland under-21 team at the international level. At Tottenham Hotspur's academy, he gained valuable experience, making numerous appearances in the youth and reserve teams. His move to Lincoln City saw him make his first-team debut and secure a further 18-month contract. Following his time at Lincoln City, Hughton had trials with various clubs, including Vancouver Whitecaps and Birmingham City, where his father was the manager. Despite his heritage, with a Ghanaian grandfather and Irish grandmother, Hughton chose to represent Ireland internationally. His father, Chris Hughton, and uncle Henry Hughton, both had successful careers in professional football. Cian Hughton's journey in football reflects his dedication and passion for the sport, showcasing his talent and determination at various clubs and on the international stage.

Cian Dillon, born on October 30, 1988, is a well-known Irish hurler, recognized for his exceptional skills as a left corner-back and full-back. He has been an integral part of the Crusheen club and has achieved remarkable success with them, securing consecutive Clare Championship titles in 2010 and 2011. Dillon's talent was evident from a young age, and he represented Clare at various levels, including the minor and under-21 teams, contributing to the latter's All-Ireland Championship victory in 2009. His most notable achievement came in 2013 when he was part of the Clare senior hurling team that clinched the All-Ireland Championship after a 16-year gap, marking a significant milestone in his career. Additionally, Dillon served as joint captain, leading the team to victory in the National Hurling League in 2016. After a successful career, he announced his retirement from inter-county hurling in 2019. Dillon's impressive track record includes multiple championship titles, further solidifying his status as a revered figure in Irish hurling.