People · Czech Republic
Jan Fonš
3×3 · top 1.9% of 288,433 all-time · competing since June 2017 · 2017FONS04
Jan Fonš has been competing for 9 years. His best event is the 3×3: a personal-best single of 7.42, set at Frenštátský Cube Together 2025, puts him in the top 1.9% of the 288,433 people who have ever been ranked in the event, and 37th in the Czech Republic. Until July 2008, no official 3×3 solve in the world had been that fast. Across 75 competitions since June 2017, he has put 2,530 official solves on the record across 17 events. Solve to solve, his 3×3 times vary about 13% around a typical one, steadier than 57% of the 36,406 competitors with ten or more counted rounds. His 3×3 best has come down from 17.31 in June 2017 to 7.42, a 57% improvement. Jan has entered 75 competitions, more competitions than 99% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | Czech Republic | |
|---|---|---|---|---|---|
| 3×3 | 7.42 | 10.72 | top 1.9% | 37 / 801 | |
| 3×3 blindfolded | 24.86 | 30.93 | top 2.9% | 2 / 73 | |
| 3×3 Multi-Blind | 21 of 23 cubes · 58:05 | — | top 5.4% | 3 / 23 | |
| 2×2 | 2.16 | 3.98 | top 5.9% | 78 / 652 | |
| 4×4 | 37.04 | 45.05 | top 8.8% | 46 / 446 | |
| Pyraminx | 4.31 | 6.85 | top 9.2% | 104 / 469 | |
| Skewb | 3.75 | 7.68 | top 9.3% | 55 / 328 | |
| 5×5 | 1:09.79 | 1:17.42 | top 11.6% | 31 / 254 | |
| 4×4 blindfolded | 3:38.02 | 4:37.65 | top 12.0% | 2 / 18 | |
| Megaminx | 1:04.73 | 1:17.70 | top 12.5% | 33 / 181 | |
| 5×5 blindfolded | 8:21.60 | 16:41.00 | top 15.3% | 1 / 10 | |
| 3×3 one-handed | 19.38 | 30.08 | top 18.9% | 70 / 317 | |
| 3×3 Fewest Moves | 34 moves | 47.00 | top 26.9% | 26 / 79 | |
| 6×6 | 2:37.51 | 2:46.36 | top 29.5% | 35 / 123 | |
| 7×7 | 4:10.86 | 4:36.35 | top 34.6% | 37 / 101 | |
| Square-1 | 23.22 | 33.14 | top 35.3% | 64 / 172 | |
| Clock | 13.87 | 17.30 | top 43.3% | 96 / 172 |
Percentile against all competitors ever ranked in each event, a fairer measure than raw rank, because the pools differ by a factor of ten.
The line so far
Best single per competition, 3×3. Faster is higher — the axis is the right way up.
The story so far
- 18 Oct 2025Three personal bests in one day at 4BLD Madness in Dobřejovice 2025.
- 5 Sep 2025Three personal bests in one day at Czech Championship 2025.
- 30 Aug 2025Three personal bests in one day at Frenštátský Cube Together 2025.
- 18 Jul 2025Four personal bests in one day at Czech Open 2025.
- 24 Aug 2024Three personal bests in one day at North Slovakian Open 2024.
- 2 Aug 2024Four personal bests in one day at Slovak Nationals 2024.
Competitions
- Mini Guildford in Olomouc 2026 · 10 Oct 2026
- Czech Championship 2026 · 26 Sep 2026 — 1 personal best set
- Czech Quiet Championship 2026 · 12 Sep 2026
- Ivanka pri Dunaji Open 2026 · 5 Sep 2026
- Blind League Dobřejovice IV: Darkveil 2026 · 8 Aug 2026
- Czech Open 2026 · 25 Jul 2026
- Vltava Cube: July 2026 · 12 Jul 2026 — 2 personal bests set
- Blind League Dobřejovice III: Brightscript 2026 · 27 Jun 2026 — 2 personal bests set
- Dolné Orešany Open 2026 · 20 Jun 2026 — 1 personal best set
- Onelooking in Olomouc 2026 · 13 Jun 2026
- Blind League Dobřejovice II: Crownrise 2026 · 25 Apr 2026 — 1 personal best set
- Ružomberok Open 2026 · 21 Mar 2026 — 1 personal best set
- Blind League Dobřejovice I: Hearthborn 2026 · 28 Feb 2026 — 1 personal best set
- Třinec Open 2026 · 21 Feb 2026 — 1 personal best set
- PBQ Madness in Dobřejovice 2025 · 29 Nov 2025
- 3x3 at 3 in Prague 2025 · 1 Nov 2025
- 4BLD Madness in Dobřejovice 2025 · 18 Oct 2025 — 3 personal bests set
- Příbram Cube 2025 · 4 Oct 2025 — 1 personal best set
- Czech Championship 2025 · 5 Sep 2025 — 3 personal bests set
- Frenštátský Cube Together 2025 · 30 Aug 2025 — 3 personal bests set
- Back to Kostelec 2025 · 16 Aug 2025 — 1 personal best set
- Slovak Championship 2025 · 1 Aug 2025 — 1 personal best set
- Czech Open 2025 · 18 Jul 2025 — 4 personal bests set
- MBLD Madness in Dobřejovice 2025 · 12 Jul 2025
- Dolné Orešany Open 2025 · 21 Jun 2025
- Ivanka pri Dunaji Open 2025 · 24 May 2025
- KoprCube Blind 2025 · 17 May 2025 — 1 personal best set
- Easter in Prague-East 2025 · 26 Apr 2025 — 2 personal bests set
- Cubing in Ružinov: February 2025 · 22 Feb 2025 — 1 personal best set
- Plzeň Winter 2025 · 15 Feb 2025 — 1 personal best set
- Lužice Winter 2024 · 21 Dec 2024
- Kopr Cube 2024 · 7 Dec 2024
- Banská Bystrica Open 2024 · 21 Sep 2024 — 2 personal bests set
- 2x2 at 2 in Prague 2024 · 31 Aug 2024 — 1 personal best set
- North Slovakian Open 2024 · 24 Aug 2024 — 3 personal bests set
- Lužice Open 2024 · 10 Aug 2024 — 2 personal bests set
- Slovak Nationals 2024 · 2 Aug 2024 — 4 personal bests set
- Frenštátský Cube Together 2024 · 13 Jul 2024 — 2 personal bests set
- Prague June 2024 · 8 Jun 2024 — 2 personal bests set
- Prague Side Events 2024 · 24 Feb 2024 — 1 personal best set
- FMC Poland-Czechia-Slovakia 2024 · 13 Jan 2024 — 1 personal best set
- KoprCube 2023 · 9 Dec 2023
- No Clock in Lužice 2023 · 25 Nov 2023
- Czech Championship 2023 · 17 Nov 2023 — 1 personal best set
- Borovany End of Summer 2023 · 2 Sep 2023 — 1 personal best set
- Lužice 3x3 Day 2023 · 26 Aug 2023
- Lužice Summer 2023 · 12 Aug 2023 — 2 personal bests set
- Czech Open 2023 · 14 Jul 2023
- Prague Open 2023 · 17 Jun 2023
- Lužice No-Cutoff Special 2023 · 10 Jun 2023 — 5 personal bests set
- Bratislava BLD Open 2023 · 25 Mar 2023 — 2 personal bests set
- Lužice Open 2023 · 4 Mar 2023 — 3 personal bests set
- Kostelec Nonstop Cubing 2023 · 11 Feb 2023
- Beskidy Side Days 2022 · 10 Dec 2022
- Cube4fun League XI Kędzierzyn-Koźle 2022 · 24 Sep 2022
- Lužice Open 2022 · 30 Jul 2022 — 1 personal best set
- Cube4fun League IV Dąbrowa Górnicza 2022 · 23 Apr 2022
- Cube4fun League II Kluczbork 2022 · 12 Mar 2022 — 2 personal bests set
- Dragon Side Open 2022 · 12 Feb 2022 — 1 personal best set
- Chateau Cubing 2021 · 23 Oct 2021 — 1 personal best set
- Szansa Cubing Open Warsaw 2021 · 11 Sep 2021 — 2 personal bests set
- Project Kedzierzyn-Kozle 2021 · 28 Aug 2021 — 3 personal bests set
- Santa Claus Cube Race Poland 2019 · 6 Dec 2019 — 4 personal bests set
- PST CFL Częstochowa 2019 · 9 Nov 2019 — 3 personal bests set
- Slovakian Open 2019 · 7 Sep 2019 — 2 personal bests set
- Project Jastrzębie-Zdrój 2019 · 24 Aug 2019 — 2 personal bests set
- II Project Warszawa 2019 · 13 Jul 2019
- Brno Open 2019 · 11 May 2019 — 1 personal best set
- Slovakian Spring 2019 · 13 Apr 2019
- Kostelec Open 2019 · 16 Mar 2019 — 4 personal bests set
- Project Jastrzębie-Zdrój 2018 · 17 Nov 2018 — 2 personal bests set
- Brno Open 2018 · 11 Aug 2018 — 4 personal bests set
- Slovakian Spring 2018 · 17 Mar 2018 — 5 personal bests set
- Slovakian Open 2017 · 26 Aug 2017 — 3 personal bests set
- Brno Open 2017 · 10 Jun 2017 — 1 personal best set
Reading this page: a single is one solve's time · an average is the middle three of five solves, best and worst discarded · a PB is a personal best · a DNF (did not finish) is an attempt with no valid result: a popped piece, an unsolved face, an over-limit memorisation · top X% compares against everyone ever ranked in that event, which is fairer than raw rank because event pools differ tenfold.
The circuit
The people whose scorecards keep turning up next to his.
- Cyril Teichmann — met in 348 rounds, finished ahead 113 times
- Tadeáš Faldus — met in 266 rounds, finished ahead 162 times
- Jan Riedl — met in 252 rounds, finished ahead 67 times
Next targets
- A sub-6 3×3 single — 1,419 people have one; it is 1.42 away.
- A sub-20 3×3 blindfolded single — 176 people have one; it is 4.86 away.
Targets move as he improves.