Establishment

The club was founded on March 8, 1990, by high school students Martin Engdahl and Andreas Ehrenreich at Tyresö High School. 98 attendees elected Ehrenreich as first club president.

Grounds

• 2010– Tyresövallen (renaming and renovation of Bollmoravallen)
• 2006–2009 Bollmoravallen
• 1997–2005 Bollmoravallen/Trollbäckens Idrottsplats (Dalskoleängen, junior teams)
• 1990–1997 Centralparken/Fornuddsängen

Club name

The club elected the name of Royal Crowns by voting. Truckers and Wild Oxen were other popular suggestions.

Under 21

The club competed with an under 21 team only in one international friendly against the Helsinki Roosters in 2002.

Under 19

The under 19 is the oldest existing youth program and enjoyed particular success in the seasons 2009–2011 with three back-to-back national championships. The program have played in five national championship games and won three (2011 Solna/Täby 16–15, 2010 Arlanda 24–13, 2018 Arlanda 17–14). 2019 was the first year the club did not field a U19 team, breaking a 26-year streak.

Under 17

The under 17 program was established after reconstruction of the youth leagues.

Under 16

The under 16 program was disbanded after the reconstruction of the youth leagues. Until that point the program won one national championship after competing in a total of five national championship games (2003 Ystad 12–6).

Under 15

The under 15 program was established after reconstruction of the youth leagues.

Under 13

Tyresö has the oldest U13 program in Sweden playing an inaugural exhibition game August 22, 1999.

Under 11

The U11 program split from U13 in 2013.

Under 9

The U9 program split from U11 in 2023.

Football School

The school was established in 2023.

Flag football

Flag football was discontinued in the mid-1990s.

School teams

Some years the club organize games between local middle schools in a tournament known as Karl Holfves Minne, in memory of deceased offensive lineman Karl Holfve.