2021 JSM Challenger of Champaign–Urbana – Doubles

{{Tennis events|2021|JSM Challenger of Champaign–Urbana|s

| champ = {{flagicon|USA}} Nathaniel Lammons
{{flagicon|USA}} Jackson Withrow

| runner = {{flagicon|PHI}} Treat Huey
{{flagicon|USA}} Max Schnur

| score = 6–4, 3–6, [10–6]

| edition =

| type = singles doubles

| before_year = 2019

| after_name = Champaign–Urbana Challenger

}}

{{main|2021 JSM Challenger of Champaign–Urbana}}

Christopher Eubanks and Kevin King were the defending champions{{Cite web|url=http://www.tennistourtalk.com/51422/wolf-takes-jsm-challenger-champaign-title|title=Wolf Takes JSM Challenger-Champaign Title|date=November 18, 2019}} but chose not to defend their title.

Nathaniel Lammons and Jackson Withrow won the title after defeating Treat Huey and Max Schnur 6–4, 3–6, [10–6] in the final.

Seeds

{{columns-list|colwidth=30em|

  1. {{flagicon|USA}} Nathaniel Lammons / {{flagicon|USA}} Jackson Withrow (champions)
  2. {{flagicon|PHI}} Treat Huey / {{flagicon|USA}} Max Schnur (final)
  3. {{flagicon|USA}} JC Aragone / {{flagicon|USA}} Robert Galloway (quarterfinals)
  4. {{flagicon|RSA}} Ruan Roelofse / {{flagicon|INA}} Christopher Rungkat (semifinals)

}}

Draw

{{Draw key}}

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Quarterfinals

| RD3=Semifinals

| RD4=Final

| RD1-seed01=1

| RD1-team01={{flagicon|USA}} N Lammons
{{flagicon|USA}} J Withrow

| RD1-score01-1=6

| RD1-score01-2=3

| RD1-score01-3=[10]

| RD1-seed02=

| RD1-team02={{flagicon|USA}} T-S Kwiatkowski
{{flagicon|USA}} A Lawson

| RD1-score02-1=4

| RD1-score02-2=6

| RD1-score02-3=[6]

| RD1-seed03=

| RD1-team03={{flagicon|PHI}} R Gonzales
{{flagicon|USA}} H Johnson

| RD1-score03-1=4

| RD1-score03-2=77

| RD1-score03-3=[9]

| RD1-seed04=

| RD1-team04={{flagicon|NED}} G Brouwer
{{flagicon|USA}} R Stalder

| RD1-score04-1=6

| RD1-score04-2=65

| RD1-score04-3=[11]

| RD1-seed05=4

| RD1-team05={{flagicon|RSA}} R Roelofse
{{flagicon|INA}} C Rungkat

| RD1-score05-1=6

| RD1-score05-2=6

| RD1-score05-3=

| RD1-seed06=WC

| RD1-team06={{flagicon|USA}} Felix Corwin
{{flagicon|USA}} Wally Thayne

| RD1-score06-1=4

| RD1-score06-2=2

| RD1-score06-3=

| RD1-seed07=

| RD1-team07={{flagicon|IND}} A Kadhe
{{flagicon|TPE}} T-l Wu

| RD1-score07-1=5

| RD1-score07-2=5

| RD1-score07-3=

| RD1-seed08=

| RD1-team08={{flagicon|USA}} A Kovacevic
{{flagicon|AUS}} A Vukic

| RD1-score08-1=7

| RD1-score08-2=7

| RD1-score08-3=

| RD1-seed09=

| RD1-team09={{flagicon|ESP}} D Marrero
{{flagicon|JPN}} Y Uchiyama

| RD1-score09-1=

| RD1-score09-2=

| RD1-score09-3=

| RD1-seed10=

| RD1-team10={{flagicon|CAN}} A Galarneau
{{flagicon|COL}} N Mejía

| RD1-score10-1=w/o

| RD1-score10-2=

| RD1-score10-3=

| RD1-seed11=

| RD1-team11={{flagicon|TPE}} J Jung
{{flagicon|USA}} E King

| RD1-score11-1=3

| RD1-score11-2=5

| RD1-score11-3=

| RD1-seed12=3

| RD1-team12={{flagicon|USA}} JC Aragone
{{flagicon|USA}} R Galloway

| RD1-score12-1=6

| RD1-score12-2=7

| RD1-score12-3=

| RD1-seed13=

| RD1-team13={{flagicon|TUN}} M Jaziri
{{flagicon|USA}} D Novikov

| RD1-score13-1=4

| RD1-score13-2=4

| RD1-score13-3=

| RD1-seed14=WC

| RD1-team14={{flagicon|USA}} V Kirkov
{{flagicon|USA}} B Shelton

| RD1-score14-1=6

| RD1-score14-2=6

| RD1-score14-3=

| RD1-seed15=WC

| RD1-team15={{flagicon|USA}} Hunter Heck
{{flagicon|USA}} Lucas Horve

| RD1-score15-1=3

| RD1-score15-2=2

| RD1-score15-3=

| RD1-seed16=2

| RD1-team16={{flagicon|PHI}} T Huey
{{flagicon|USA}} M Schnur

| RD1-score16-1=6

| RD1-score16-2=6

| RD1-score16-3=

| RD2-seed01=1

| RD2-team01={{flagicon|USA}} N Lammons
{{flagicon|USA}} J Withrow

| RD2-score01-1=6

| RD2-score01-2=78

| RD2-score01-3=

| RD2-seed02=

| RD2-team02={{flagicon|NED}} G Brouwer
{{flagicon|USA}} R Stalder

| RD2-score02-1=4

| RD2-score02-2=66

| RD2-score02-3=

| RD2-seed03=4

| RD2-team03={{flagicon|RSA}} R Roelofse
{{flagicon|INA}} C Rungkat

| RD2-score03-1=65

| RD2-score03-2=6

| RD2-score03-3=[10]

| RD2-seed04=

| RD2-team04={{flagicon|USA}} A Kovacevic
{{flagicon|AUS}} A Vukic

| RD2-score04-1=77

| RD2-score04-2=3

| RD2-score04-3=[8]

| RD2-seed05=

| RD2-team05={{flagicon|CAN}} A Galarneau
{{flagicon|COL}} N Mejía

| RD2-score05-1=6

| RD2-score05-2=4

| RD2-score05-3=[10]

| RD2-seed06=3

| RD2-team06={{flagicon|USA}} JC Aragone
{{flagicon|USA}} R Galloway

| RD2-score06-1=4

| RD2-score06-2=6

| RD2-score06-3=[8]

| RD2-seed07=WC

| RD2-team07={{flagicon|USA}} V Kirkov
{{flagicon|USA}} B Shelton

| RD2-score07-1=5

| RD2-score07-2=3

| RD2-score07-3=

| RD2-seed08=2

| RD2-team08={{flagicon|PHI}} T Huey
{{flagicon|USA}} M Schnur

| RD2-score08-1=7

| RD2-score08-2=6

| RD2-score08-3=

| RD3-seed01=1

| RD3-team01={{flagicon|USA}} N Lammons
{{flagicon|USA}} J Withrow

| RD3-score01-1=77

| RD3-score01-2=64

| RD3-score01-3=[10]

| RD3-seed02=4

| RD3-team02={{flagicon|RSA}} R Roelofse
{{flagicon|INA}} C Rungkat

| RD3-score02-1=64

| RD3-score02-2=77

| RD3-score02-3=[6]

| RD3-seed03=

| RD3-team03={{flagicon|CAN}} A Galarneau
{{flagicon|COL}} N Mejía

| RD3-score03-1=0

| RD3-score03-2=2

| RD3-score03-3=

| RD3-seed04=2

| RD3-team04={{flagicon|PHI}} T Huey
{{flagicon|USA}} M Schnur

| RD3-score04-1=6

| RD3-score04-2=6

| RD3-score04-3=

| RD4-seed01=1

| RD4-team01={{flagicon|USA}} N Lammons
{{flagicon|USA}} J Withrow

| RD4-score01-1=6

| RD4-score01-2=3

| RD4-score01-3=[10]

| RD4-seed02=2

| RD4-team02={{flagicon|PHI}} T Huey
{{flagicon|USA}} M Schnur

| RD4-score02-1=4

| RD4-score02-2=6

| RD4-score02-3=[6]

}}

References

{{reflist}}