And our latest Blades retro gallery throws the spotlight on those amazing fans with these pictures of fans in the stands.
The snaps go back to 1997 with a game against Sunderland and also feature the 2003 FA Cup semi-final against Arsenal, derby days against Leeds and Owls as well as the play-off final against Burnley back in 2008.
Take a look at the pics and see if you can spot a family member, a mate or even yourself in your youth.
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13. Blades v Birmingham City
Fans walk to the game prior to the FA Cup Fourth Round game between Sheffield United and Birmingham City at Bramell Lane on January 28, 2012. Photo: Getty Images
14. FA Cup quarter-final
Sheffield United fans celebrate reaching the FA Cup Semi-Finals at Wembley after the FA Cup Quarter-Final win over Charlton Athletic at Bramall Lane on March 9, 2014. Photo: Getty Images
15. FA Cup semi-final - 2014
Sheffield United fans pose for a photo ahead of the FA Cup semi-final match between Hull City and Sheffield United at Wembley Stadium on April 13, 2014. Photo: Getty Images
16. Hull v Blades - 2014
Sheffield United fans pose for a photo ahead of the FA Cup semi-final match between Hull City and Sheffield United at Wembley Stadium on April 13, 2014. Photo: Getty Images