What is the longest a side has gone unbeaten?

Consecutive matches without defeat, counted across every competition a side played — which is how a run is lived, and how it ends.

Bayer 04 Leverkusen went 55 matches — the longest run in the archive, ending in 2024.

What is the longest a side has gone unbeaten?
Side	Matches unbeaten	Ended
1. Bayer 04 Leverkusen · Fußball-Bundesliga	55	18 Mei 2024
2. Juventus F.C. · Serie A	52	31 Okt 2012
3. Klaksvíkar Ítróttarfelag · Liga Champions UEFA	47	21 Jul 2026
4. Real Madrid CF · Liga Champions UEFA	45	1 Jun 2024
5. Al-Hilal SFC · Liga Champions Elit AFC	45	18 Nov 2017
6. FK Crvena Zvezda · Super Liga	43	16 Jul 2021
7. Paris Saint-Germain · Ligue 1	41	28 Des 2022
8. FK TSC · Super Liga	41	29 Sep 2019
9. Virtus Entella · Seri B	40	14 Sep 2025
10. Kawasaki Frontale · Divisi Satu J. League	40	21 Agu 2021
11. FC Barcelona · LaLiga	40	7 Apr 2018
12. Ross County · Liga Utama Inggris	40	14 Sep 2012
13. Jeonbuk Motors · K League 1	37	2 Okt 2016
14. FC Porto · Primeira Liga	37	23 Sep 2011
15. Football Club Internazionale Milano · Serie A	36	28 Apr 2024
16. FK Crvena Zvezda · Super Liga	36	19 Agu 2023
17. Celtic F.C. · Liga Utama Inggris	36	19 Agu 2017
18. Sestao River · Piala Raja Spanyol	35	12 Nov 2022
19. FK Bodø/Glimt · Liga Utama Norwegia	35	10 Apr 2022
20. AFC Hermannstadt · Liga I	35	21 Jul 2018
21. FC Shakhtar Donetsk · Liga Utama Ukraina	35	3 Nov 2012
22. Manchester City F.C. · Liga Utama Inggris	34	19 Mei 2024
23. FC Red Bull Salzburg · Bundesliga Austria	34	31 Mar 2018
24. FK Partizan · Super Liga	34	22 Jul 2017
25. HNK Rijeka · HNL	34	29 Apr 2017

Showing the major competitions. Include every competition

A draw continues a run; a defeat ends it. Matches are taken in order of kick-off, so a run can cross a season or a change of division. The league shown is the one the run ended in.