The 2003 Football League First Division play-off Final was an association football match which was played on 26 May 2003 at the Millennium Stadium, Cardiff, between Sheffield United and Wolverhampton Wanderers. The match was to determine the third and final team to gain promotion from the Football League First Division, the second tier of English football, to the FA Premier League. The top two teams of the 2002–03 Football League First Division season gained automatic promotion to the Premier League, while the clubs placed from third to sixth place in the table took part in play-off semi-finals; Sheffield United ended the season in third position while Wolverhampton Wanderers finished fifth. The winners of these semi-finals competed for the final place for the 2003–04 season in the Premier League. Reading and Nottingham Forest were the losing semi-finalists.

Sheffield United Football Club is a professional football club based in Sheffield, South Yorkshire, England. The club competes in the Premier League, but will play in the 2024–25 EFL Championship following their relegation from the 2023–24 Premier League. They are nicknamed "the Blades" due to Sheffield's history of cutlery production. The team have played home games at Bramall Lane since their formation. For most of the club's history, United have played in red and white striped shirts with black shorts. Their main rivals are Sheffield Wednesday, with whom they contest the Steel City derby.