We publish our audit record because accuracy claims should be checkable. Every entry on this site runs through an automated fact-audit pipeline (accuracy audit → source-grounded repair → visual QA); this page is generated from that pipeline's own report, not written by hand.
Last full accuracy audit: 2026-08-26 · 106 entries checked · 79 flagged · 254 issues confirmed · 0 corrected · 254 still open
Werkself — The club traces its roots to a gymnastics club founded in 1904, but the football department was established in 1907. This is incorrect: the gymnastics club was founded in 1903 (Turnverein 1903), and the football department was established in 1904, not 1907.
Werkself — The entry states the nickname 'Werkself' emerged naturally during the club's early decades. There is no widely-known canon evidence that the term was used in the early decades; it became popular later, especially in the 1990s and 2000s. This is a factual inacc
BayArena — The BayArena was not a host venue for the FIFA World Cup 2006.
BayArena — The stadium's major renovation (completed in 2009) was not for the 2006 World Cup, but for general modernization and to meet UEFA standards.
Wir sind Bayer — The club was founded in 1904 as a gymnastics club, but the football department was established in 1904, not 1907. The 1907 date refers to the merger with a separate football club, TuS 1904, but the original football department began in 1904.
Wir sind Bayer — The BayArena was completely rebuilt and reopened in 2009, but its distinctive red roof was added later in 2012, not 2013.
UEFA Cup Final 2002 — Leverkusen did not remain unbeaten in all 46 competitive matches during the 2001-02 season; they lost multiple matches, including the Bundesliga, DFB-Pokal, and Champions League finals.
UEFA Cup Final 2002 — The UEFA Cup Final 2002 was not against FC Barcelona; it was against Real Madrid, and the match was the Champions League final, not the UEFA Cup final.
DFB-Pokal Final 2002 — The match did not end 0-0 after extra time; it ended 2-2 after extra time, with Leverkusen losing 4-2 on penalties.
DFB-Pokal Final 2002 — Michael Ballack did not miss a penalty in the shootout; he scored his penalty. The miss was by Yildiray Baştürk.
Schilbergstadion — The stadium opened in 1958 and the club relocated to the BayArena in 1958 is contradictory; the BayArena (originally Ulrich-Haberland-Stadion) opened in 1958, but the Schilbergstadion was not the club's home ground in 1958—Bayer Leverkusen played at the Ulrich
Schilbergstadion — The claim that the Schilbergstadion served as the historic home ground of Bayer Leverkusen from 1958 until relocation to the BayArena in 1958 is factually incorrect; the club's first-team home ground was the Ulrich-Haberland-Stadion (later BayArena) from 1958
Pharma-Riesen — The entry states Leverkusen won the DFB-Pokal in 1993 as their first major trophy, but they also won the UEFA Cup in 1988, which is a major trophy and predates the 1993 DFB-Pokal win.
Leverkusen ist die Stadt — The BayArena opened in 1958 as the 'Stadion am Stadtpark' (or 'Ulrich-Haberland-Stadion'), not as 'Stadion am Bismarckplatz'.
Leverkusen ist die Stadt — The longest unbeaten run in Bundesliga history was set during the 2023-24 season by Bayer Leverkusen (35 games), not during the 2019-20 season.
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