Jack Pfeifer
4x4x4 Blindfolded
WCA ID: 2016PFEI01
Country: USA 
Active since: 2016
6:47.82
Best Single7:57.64
Best Average27
Competitions1
Best Position11
Official Solves28
Rounds#759
Single WR#179
Single CR
#146
Single NR#331
Average WR#78
Average CR
#66
Average NR11
Podiums25/07/2026
Last ResultEvents
3x3x3 Cube
2x2x2 Cube
4x4x4 Cube
5x5x5 Cube
6x6x6 Cube
7x7x7 Cube
3x3x3 Blindfolded
3x3x3 Fewest Moves
3x3x3 One-Handed
Clock
Megaminx
Pyraminx
Skewb
Square-1
4x4x4 Blindfolded
5x5x5 Blindfolded
3x3x3 Multi-Blind
3x3x3 With Feet
Competitions
Ohio State Summer Mini 2026
Ohio Quiet Championship 2026
Rubik's WCA North American Championship 2026
Ohio State Summer Warm Up 2026
FMC World 2026
Redhawk Slow Summer OH 2026
CubingUSA Great Lakes Championship 2026
Toledo Big & Blind 2026
3x3 in Madison 2026
National Trail Open OH 2026
Beginner Big Cubes Ohio 2026
Grand Central Cubing WV 2026
OberliNxN 2026
Westerville Weeknight Whimsy 2026
Return to Green OH 2026
Bowling Green Spring 2026
Ohio State Weekend of Madness 2026
Ohio State Mental Madness 2026
Oberlin Weeknights I 2026
Ohio University 2026
Barberton Mini 9 2026
Oberlin Challenge I 2026
For the Love of FMC USA 2026
Lewis Center Side Events 2026
Ohio State Winter 2026
Michigan Medium 2025
FMC Ya Dublin OH 2025
Ohio Championship 2025
Kids America Christmas Clash OH 2025
Ohio Quiet Championship 2025
Big Cubes in an Alliance Clubhouse 2025
Oberlin Big Cubes 2025
Rubik's x TheCubicle CubingUSA All-Stars 2025
Ohio State Fall 2025
Clock & 'Minx Ohio 2025
Washtenaw Slow Fall 2025
FMHawks OH 2025
Prebleminxing 2025
Locked in Clocked in Coshocton 2025
Michigan Championship 2025
CubingUSA Great Lakes Championship 2025
Ohio State Summer 2025
Doing Time in Moundsville 2025
Rubik's WCA World Championship 2025
Gem City Pre-Flight Warm Up OH 2025
Michigan Mini 32 2025
Naperville Mini II 2025
Many Cubes in Mansfield 2025
Grove City Weeknight Trios 2025
Put-in-Bay 2025
Beginner Big Cubes Ohio 2025
Carmen Cube Clash Ohio State 2025
Ohio State Duos VI 2025
NxNiami Valley Spring 2025
Preble Spring 2025
Michigan Mini 30 2025
Southern Indiana Qualifier 2025
Barberton Mini 8 2025
Ohio State Weekend of Madness 2025
FMCow Ohio State V 2025
Michigan Mini 29 2025
Chicagoland Newcomers 2025
Plymouth Indiana Mini 2025
Green Winter 2025
Barberton Mini 7 2025
Miami Valley Mini 2025
NxNationwide Lewis Center 2025
Ohio State Duos V 2025
Ohio State Winter 2025
Gem City Airplane Mode Special V OH 2025
Gem City Ohio Showdown 2025
Ohio State Nearly New Years 2024
Barberton Mini 5 2024
Two FMC Ohio State 2024
Coffee and Cubes OH 2024
Ohio State Duos IV 2024
Michigan Mini 25 2024
Barberton Mini 4 2024
Ohio State Fall 2024
Buckeye Big Cubes Ohio State 2024
Haunted Library OH 2024
Green Fall 2024
Barberton Mini 3 2024
CubingUSA Great Lakes Championship 2024
Michigan Mini 23 2024
FMCow Ohio State IV 2024
Barberton Mini 2 2024
Eastwood Mall Summer 2024
Rubik's WCA North American Championship 2024
FMCow Ohio State Summer 2024
Washtenaw Autumn 2023
OH-io State 2023
CubingUSA Great Lakes FMC Championship 2023
Bulldog Fall 2023
Fort Wayne Favorites 2023
Washtenaw Slow Summer 2023
CubingUSA Nationals 2023
Flag City Summer 2023
Michigan 2023
NA Stadium Series - Cleveland 2023
Bulldog Winter 2023
Imagination Station A 2023
Pittsburgh Fall 2022
Ohio State Fall Scarlet 2022
Lake Erie Cubing Clash 2022
No 3x3 in Auburn Hills 2022
Illinois Speedcubing - Mini Sunday 2022
Mt. Prospect Open 2022
CubingUSA Great Lakes Championship 2022
Pittsburgh Summer B 2022
Howland Returns 2022
Rubik's WCA North American Championship 2022
Michigan Cubing Club Alpha 2022
Puzzles at Wisconsin Spring 2022
Bulldog Spring 2022
Ohio State Expo Open 2022
Pittsburgh Winter 2022
Bulldog Winter 2022
Bulldog Holiday Bash 2021
Pittsburgh Fall 2021
Michigan Cubing Club Alpha 2020
Garrettsville G-Men Classic 2020
Imagination Station 2020
Pittsburgh Fall 2019
Kent Fall 2019
Flag City Fall 2019
Michigan Cubing Club Gamma 2019
Cuyahoga Cubing 2019
CubingUSA Nationals 2019
Battle for Toledo 2019
Bulldog Qualifier 2019
CubingUSA Great Lakes Championship 2019
Kent State Taco Bash 2019
Flag City Spring 2019
Pittsburgh Spring 2019
Garrettsville G-Men Classic 2019
Imagination Station 2018
Shaker Fall 2018
Michigan Cubing Club Delta 2018
Flag City Fall 2018
Cubing For LLS Fall 2018
CubingUSA Nationals 2018
Holy Toledo Summer 2018
CubingUSA Great Lakes Championship 2018
Kent State Taco Bash 2018
Flag City Spring 2018
Shaker Spring 2018
I Hope I Qualify 2018
Husky Showdown 2018
Michigan Cubing Club Alpha 2018
Shaker Fall 2017
Michigan Cubing Club Delta 2017
Glass City Open 2017
Howland High Fall 2017
CubingUSA Nationals 2017
Shaker Spring 2017
Howland High Spring 2017
Michigan Cubing Club Alpha 2017
Shaker Fall 2016
Michigan 2016
Event Progression
Event PB Progression
Position Progression
Result Distribution
Competition Results Table
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Ohio Quiet Championship 2026 | 25/07/2026 | Final | 6:47.82 | 7:57.64 | #2 |
| Redhawk Slow Summer OH 2026 | 13/06/2026 | Final | 7:21.60 | — | #4 |
| CubingUSA Great Lakes Championship 2026 | 05/06/2026 | Final | — | — | #6 |
| Toledo Big & Blind 2026 | 16/05/2026 | Final | 9:00.11 | — | #4 |
| FMC Ya Dublin OH 2025 | 27/12/2025 | Final | — | — | #4 |
| Ohio Quiet Championship 2025 | 23/11/2025 | Final | — | — | #8 |
| Michigan Championship 2025 | 15/08/2025 | Final | — | — | #6 |
| Southern Indiana Qualifier 2025 | 29/03/2025 | Final | — | — | #3 |
| Ohio State Winter 2025 | 18/01/2025 | Final | — | — | #6 |
| Coffee and Cubes OH 2024 | 07/12/2024 | Final | — | — | #5 |
| CubingUSA Great Lakes Championship 2024 | 04/10/2024 | Final | — | — | #13 |
| Rubik's WCA North American Championship 2024 | 18/07/2024 | Final | — | — | #40 |
| OH-io State 2023 | 14/10/2023 | Final | 7:02.09 | — | #2 |
| CubingUSA Nationals 2023 | 27/07/2023 | Final | — | — | #34 |
| Bulldog Winter 2023 | 28/01/2023 | Final | — | — | #3 |
| Pittsburgh Fall 2022 | 17/12/2022 | Final | — | — | #5 |
| CubingUSA Great Lakes Championship 2022 | 19/08/2022 | First round | — | — | #5 |
| Rubik's WCA North American Championship 2022 | 07/07/2022 | Final | — | — | #15 |
| Flag City Fall 2019 | 09/11/2019 | Final | — | — | #1 |
| CubingUSA Nationals 2019 | 01/08/2019 | Final | — | — | #26 |
| Battle for Toledo 2019 | 13/07/2019 | Final | 8:44.00 | — | #1 |
| Bulldog Qualifier 2019 | 22/06/2019 | Final | 6:54.38 | — | #2 |
| CubingUSA Great Lakes Championship 2019 | 24/05/2019 | Final | 7:40.07 | — | #4 |
| Flag City Spring 2019 | 28/04/2019 | Final | — | — | #4 |
| Pittsburgh Spring 2019 | 09/03/2019 | Final | — | — | #4 |
| Shaker Fall 2018 | 01/12/2018 | Final | 18:24.00 | — | #2 |
| Flag City Fall 2018 | 20/10/2018 | Final | — | — | #5 |
Round Breakdown
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Ohio Quiet Championship 2026 | 25/07/2026 | First round | — | — | #9 |
| Ohio Quiet Championship 2026 | 25/07/2026 | Final | 6:47.82 | 7:57.64 | #2 |
| Redhawk Slow Summer OH 2026 | 13/06/2026 | Final | 7:21.60 | — | #4 |
| CubingUSA Great Lakes Championship 2026 | 05/06/2026 | Final | — | — | #6 |
| Toledo Big & Blind 2026 | 16/05/2026 | Final | 9:00.11 | — | #4 |
| FMC Ya Dublin OH 2025 | 27/12/2025 | Final | — | — | #4 |
| Ohio Quiet Championship 2025 | 23/11/2025 | Final | — | — | #8 |
| Michigan Championship 2025 | 15/08/2025 | Final | — | — | #6 |
| Southern Indiana Qualifier 2025 | 29/03/2025 | Final | — | — | #3 |
| Ohio State Winter 2025 | 18/01/2025 | Final | — | — | #6 |
| Coffee and Cubes OH 2024 | 07/12/2024 | Final | — | — | #5 |
| CubingUSA Great Lakes Championship 2024 | 04/10/2024 | Final | — | — | #13 |
| Rubik's WCA North American Championship 2024 | 18/07/2024 | Final | — | — | #40 |
| OH-io State 2023 | 14/10/2023 | Final | 7:02.09 | — | #2 |
| CubingUSA Nationals 2023 | 27/07/2023 | Final | — | — | #34 |
| Bulldog Winter 2023 | 28/01/2023 | Final | — | — | #3 |
| Pittsburgh Fall 2022 | 17/12/2022 | Final | — | — | #5 |
| CubingUSA Great Lakes Championship 2022 | 19/08/2022 | First round | — | — | #5 |
| Rubik's WCA North American Championship 2022 | 07/07/2022 | Final | — | — | #15 |
| Flag City Fall 2019 | 09/11/2019 | Final | — | — | #1 |
| CubingUSA Nationals 2019 | 01/08/2019 | Final | — | — | #26 |
| Battle for Toledo 2019 | 13/07/2019 | Final | 8:44.00 | — | #1 |
| Bulldog Qualifier 2019 | 22/06/2019 | Final | 6:54.38 | — | #2 |
| CubingUSA Great Lakes Championship 2019 | 24/05/2019 | Final | 7:40.07 | — | #4 |
| Flag City Spring 2019 | 28/04/2019 | Final | — | — | #4 |
| Pittsburgh Spring 2019 | 09/03/2019 | Final | — | — | #4 |
| Shaker Fall 2018 | 01/12/2018 | Final | 18:24.00 | — | #2 |
| Flag City Fall 2018 | 20/10/2018 | Final | — | — | #5 |
✉️
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