Sunday 6 September 2026 Rebuilt nightly from the WCA's official results · export of 6 September 2026 · About
The Middle Three
People → Head to head

Head to head

Dan Cohen vs Cornelius Dieckmann

Two careers, 48 shared rounds, one running count. Everything below comes from the official results the two of them posted in the same rounds of the same competitions.

Dan Cohen (United States) and Cornelius Dieckmann (Germany) have met in 48 rounds across 3 competitions since 2009. Counting every round where both finished with a result, Dan Cohen leads Cornelius Dieckmann: 26 finishes in front to 19 and 3 ties.

On personal bests the split is just as plain: across 16 shared events, Cornelius Dieckmann holds the faster single in 9, Dan Cohen in 7.

Personal bests, side by side

faster single in bold
EventDan Cohen singleaverageCornelius Dieckmann singleaverage
3×37.289.514.777.02
2×21.532.280.842.33
4×430.0235.0828.7233.60
5×557.441:02.6051.791:01.95
6×61:55.432:00.672:20.072:30.23
7×73:11.003:22.623:32.413:46.68
3×3 blindfolded1:10.3145.841:08.15
3×3 Fewest Moves31 moves39.0021 moves26.00
3×3 one-handed13.3816.029.4311.56
Clock7.789.5611.1319.18
Megaminx1:03.351:07.741:28.191:35.94
Pyraminx2.934.893.966.46
Skewb5.2111.1215.9624.54
Square-111.9514.5420.4131.15
4×4 blindfolded13:50.009:28.00
3×3 Multi-Blind3 of 3 cubes · 13:226 of 6 cubes · 51:21

Year by year

every meeting, 48 rounds in all
20092013busiest year: 25 meetings2009: 52011: 252013: 18

Recent meetings

newest first · averages where the round ranked on one, singles otherwise
YearCompetitionEventRoundDan CohenCornelius Dieckmannahead
2013World Rubik's Cube Championship 20132×2Second round4.493.35Cornelius Dieckmann
2013World Rubik's Cube Championship 20132×2First round3.413.69Dan Cohen
2013World Rubik's Cube Championship 20133×3Second round10.299.15Cornelius Dieckmann
2013World Rubik's Cube Championship 20133×3Semi Final10.889.48Cornelius Dieckmann
2013World Rubik's Cube Championship 20133×3First round11.459.23Cornelius Dieckmann
2013World Rubik's Cube Championship 20133×3 blindfoldedFirst round1:38.871:53.22Dan Cohen
2013World Rubik's Cube Championship 20133×3 Fewest MovesFinal34 moves34 movestie
2013World Rubik's Cube Championship 20133×3 Multi-BlindFinal6 of 6 cubes · 51:21Cornelius Dieckmann
2013World Rubik's Cube Championship 20133×3 one-handedFirst round18.5216.43Cornelius Dieckmann
2013World Rubik's Cube Championship 20133×3 one-handedSecond round21.0017.79Cornelius Dieckmann
2013World Rubik's Cube Championship 20134×4Second round39.1246.70Dan Cohen
2013World Rubik's Cube Championship 20134×4First round40.6048.34Dan Cohen
2013World Rubik's Cube Championship 20135×5First round1:13.501:30.77Dan Cohen
2013World Rubik's Cube Championship 20135×5Second round1:16.511:26.24Dan Cohen

Full careers: Dan Cohen · Cornelius Dieckmann. A meeting is a round of one event at one competition where both finished with a counted result. Who finished ahead follows official placing in the round: rounds played to an average are won on the average, best-of rounds on the single.