JG
🇺🇸
Joan De Guzman
USA
Class of 2026 · Born Birmingham, MI · Jul 16 ·
★1-Star
STR
38.8
current (projection)
StrikePrediction · favourite to commit:
Washington University in St. Louis
50%
2 offers
Rankings
| Recruiting board (consensus) | #680 |
| Michigan | #5 |
| Ranking points (324 pts · 28 events) | #545 |
| STR | 38.8 |
| Junior STR (singles) | 39.0 |
| Doubles STR (results-based) | 38.0 |
Junior Badges
STATETop 5
STATETop 10
STATETop 25
Junior Results
DATETOURNAMENT
LEVELRESULT
Wk 2
Zlín Cup
Developmental
R32
Wk 3
Kamloops Challenger
Developmental
R16
Wk 4
Wimbledon Open
Developmental
Quarterfinalist
Wk 6
Paraná Open
Developmental
R16
Wk 7
Rimini Challenger
Developmental
R16
Wk 8
Obregón Open
Developmental
R16
Wk 9
Tampa Challenger
Developmental
R16
Wk 11
Geelong Challenger
Developmental
Quarterfinalist
Wk 12
Mendoza Cup
Developmental
Quarterfinalist
Wk 13
Goiânia Cup
Developmental
Quarterfinalist
Wk 15
Anzio Open
Developmental
R16
Wk 16
Kyoto Challenger
Developmental
R16
Wk 17
Kochi Open
Developmental
R16
Wk 18
Liège Open
Developmental
R32
Wk 20
Resistencia Open
Developmental
R16
Wk 21
Arnhem Open
Developmental
Semifinalist
Wk 22
Nagpur Open
Developmental
R16
Wk 24
Okayama Challenger
Developmental
R16
Wk 25
Dalian Challenger
Developmental
Champion
Wk 26
Salta Classic
National
Champion
Wk 27
Sagamihara Classic
National
R16
Wk 29
Rio de Janeiro Open
National
R32
Wk 30
Annecy Championships
National
R32
Wk 31
Quebec City Classic
National
R16
Wk 33
Bournemouth Open
National
Semifinalist
Wk 34
Šibenik Championships
National
R32
Wk 35
Manacor Championships
National
R32
Wk 36
Haarlem Classic
National
R16
Junior Doubles
DATETOURNAMENT
LEVELPARTNERRESULT
Wk 2
Zlín Cup
Developmental
Piper Ijeboi
Quarterfinalist
Wk 6
Paraná Open
Developmental
Nancy Duan
Semifinalist
Wk 16
Kyoto Challenger
Developmental
Milada Zima
Champion
Wk 21
Arnhem Open
Developmental
Ellie Gielnik
Champion
Wk 24
Okayama Challenger
Developmental
Hue Preston
Champion
Wk 29
Rio de Janeiro Open
National
Laura Landes
Quarterfinalist
Wk 30
Annecy Championships
National
Seda Sarıca
Quarterfinalist
Wk 34
Šibenik Championships
National
Nicole Scanlon
Quarterfinalist
Junior Match Record
DATETOURNAMENT
W/LOPPONENTSCORE
Wk 2
Zlín Cup Round of 32
L
Jakayla Santamaria
6-1 2-6 8-10
Wk 3
Kamloops Challenger Round of 32
W
Klára Bořil
6-4 6-2
Wk 3
Kamloops Challenger Round of 16
L
Jen Lavrusky
4-6 6-4 6-10
Wk 4
Wimbledon Open Round of 32
W
Sara Monreal
7-6 6-1
Wk 4
Wimbledon Open Round of 16
W
Seda Sarıca
6-4 6-4
Wk 4
Wimbledon Open Quarterfinals
L
Courtney Bicknell
1-6 6-3 4-10
Wk 6
Paraná Open Round of 32
W
Larissa Peralta
7-5 6-3
Wk 6
Paraná Open Round of 16
L
Kathy Matsuda
1-6 3-6
Wk 7
Rimini Challenger Round of 32
W
Anastasiia Nikoyan
7-6 5-7 10-5
Wk 7
Rimini Challenger Round of 16
L
Rosie Soto
3-6 1-6
Wk 8
Obregón Open Round of 32
W
Mireya Kibble
6-2 6-4
Wk 8
Obregón Open Round of 16
L
Penny Hasegawa
6-4 3-6 5-10
Wk 9
Tampa Challenger Round of 32
W
Hilde Elsig
6-4 6-2
Wk 9
Tampa Challenger Round of 16
L
Nadia Casas
2-6 4-6
Wk 11
Geelong Challenger Round of 32
W
Kaley Breit
6-3 6-3
Wk 11
Geelong Challenger Round of 16
W
Taran McRee
6-1 6-3
Wk 11
Geelong Challenger Quarterfinals
L
Amira Pacheco
4-6 3-6
Wk 12
Mendoza Cup Round of 32
W
Cheryl Brym
6-4 6-2
Wk 12
Mendoza Cup Round of 16
W
Lucyna Malinowski
4-6 6-3 10-3
Wk 12
Mendoza Cup Quarterfinals
L
Persephone Díaz
3-6 4-6
Wk 13
Goiânia Cup Round of 32
W
Patricia Fati
6-4 6-3
Wk 13
Goiânia Cup Round of 16
W
Tenley Kiyomiya
6-4 7-6
Wk 13
Goiânia Cup Quarterfinals
L
Lucyna Malinowski
4-6 6-3 5-10
Wk 15
Anzio Open Round of 32
W
Carolina Rios
6-3 6-4
Wk 15
Anzio Open Round of 16
L
Neuza Coentrão
3-6 5-7
Wk 16
Kyoto Challenger Round of 32
W
Larissa Peralta
6-4 7-5
Wk 16
Kyoto Challenger Round of 16
L
Emerson Loturi
4-6 6-7
Wk 17
Kochi Open Round of 32
W
Sarina Miedema
7-6 6-3
Wk 17
Kochi Open Round of 16
L
Eliza Etienne
6-7 4-6
Wk 18
Liège Open Round of 32
L
Lucyna Malinowski
4-6 6-3 12-14
Wk 20
Resistencia Open Round of 32
W
Tenley Kiyomiya
7-5 6-2
Wk 20
Resistencia Open Round of 16
L
Natasha Pulliam
5-7 6-7
Wk 21
Arnhem Open Round of 32
W
Hue Preston
6-3 6-4
Wk 21
Arnhem Open Round of 16
W
Kelsie Johnston
6-1 6-3
Wk 21
Arnhem Open Quarterfinals
W
Alena Kovaleva
4-6 6-3 10-3
Wk 21
Arnhem Open Semifinals
L
Jakayla Santamaria
4-6 4-6
Wk 22
Nagpur Open Round of 32
W
Yolanda Gonzales
6-2 6-1
Wk 22
Nagpur Open Round of 16
L
Caitlin Venturella
6-3 3-6 5-10
Wk 24
Okayama Challenger Round of 32
W
Malin Olme
6-3 6-2
Wk 24
Okayama Challenger Round of 16
L
Graciela Ormeño
4-6 6-4 3-10
Wk 25
Dalian Challenger Round of 32
W
Victoria Sunwoo
6-1 6-2
Wk 25
Dalian Challenger Round of 16
W
Hue Preston
2-6 6-2 10-7
Wk 25
Dalian Challenger Quarterfinals
W
Charlotte Kumagai
6-4 6-4
Wk 25
Dalian Challenger Semifinals
W
Saniyah Winegar
6-4 6-4
Wk 25
Dalian Challenger Final
W
Leslie Eakin
6-4 6-2
Wk 26
Salta Classic Semifinals
W
Marita Swords
6-1 4-6 10-5
Wk 26
Salta Classic Final
W
Kristina Torina
7-5 6-3
Wk 27
Sagamihara Classic Round of 32
W
Stephanie Gooden
6-4 6-3
Wk 27
Sagamihara Classic Round of 16
L
Gretchen Mall
6-4 2-6 7-10
Wk 29
Rio de Janeiro Open Round of 32
L
Zuri Finch
6-7 7-6 7-10
Wk 30
Annecy Championships Round of 32
L
Katarina Åberg
6-4 3-6 4-10
Wk 31
Quebec City Classic Round of 32
W
Lara Gálvez
6-3 6-4
Wk 31
Quebec City Classic Round of 16
L
Neuza Coentrão
3-6 7-6 3-10
Wk 33
Bournemouth Open Round of 32
W
Monika Navrátil
6-1 6-2
Wk 33
Bournemouth Open Round of 16
W
Jean Basham
7-5 6-2
Wk 33
Bournemouth Open Quarterfinals
W
Arlette Bacha
5-7 6-4 10-5
Wk 33
Bournemouth Open Semifinals
L
Anouschka Can
6-7 4-6
Wk 34
Šibenik Championships Round of 32
L
Noemi Pavón
3-6 5-7
Wk 35
Manacor Championships Round of 32
L
Hope Flur
2-6 6-4 6-10
Wk 36
Haarlem Classic Round of 32
W
Rosario Ramirez
7-6 6-3
Wk 36
Haarlem Classic Round of 16
L
Shay Alcântara
4-6 3-6
College List
SCHOOLOFFERINTEREST
SCHOL.STRIKEPRED.STATUS
Washington University in St. Louis
✓
Hot
⅙
50%
Finalist
Carleton
✓
Hot
⅙
50%
Finalist
Dreamsheet
Stanford
Virginia
North Carolina
Scouting
| Shared service (consensus) | 44.9 |
| Your department | 46.2 |
| 4-year projection | 40.1 |
Ranking History
| DATE | NATIONAL | STATE | STR |
| Early 2026 | #369 | #5 | 39.0 |
| Mid 2026 | #408 | #5 | 38.2 |
| Late 2026 | #399 | #5 | 38.5 |
| Final 2026 | #383 | #5 | 38.9 |
Attributes
| Serve Power | 38 | |
| Serve Accuracy | 40 | |
| Return | 32 | |
| Forehand | 39 | |
| Backhand | 41 | |
| Consistency | 37 | |
| Net Play | 37 | |
| Speed | 37 | |
| Stamina | 38 | |
| Composure | 42 | |
| Clutch | 40 |
Recruiting
| Intended major | Music Education |
| Junior tier | Regional / State Elite |
| Origin | Domestic |
| Commitment | Uncommitted |
Recruiting Timeline
| Received interest from Washington University in St. Louis | early_contact Wk 4 |
| Received interest from Carleton | early_contact Wk 5 |
| Offered by Carleton | offers Wk 13 |
| Offered by Washington University in St. Louis | offers Wk 14 |
| Official visit to Washington University in St. Louis | visits Wk 17 |
| Official visit to Carleton | visits Wk 17 |