Colton Smith
2021
| US OPEN JUNIOR | 3R | |
| JB1 SANDIEGO | 3R | |
| J1 SANDIEGO | 2R | |
| J4 LASVEGAS | [3] | Semi |
2020
| J4 DAYTONABEACH | [8] | Final |
| J4 ORLANDO | Semi | |
| J4 ATLANTA-2 | 2R |
2019
| JAMERIDA | 2R | |
| J3 ONTARIO | Semi | |
| J4 NORTHVANCOUVER | Final | |
| J5 VICTORIA-2 | Win | |
| J5 VICTORIA | Semi |
Nation
USA
World Ranking
ATP Ranking　136th
Year-end Junior World Ranking
- Year-end 2021 178th
- Year-end 2020 301th
- Year-end 2019 409th
Rival
giulio perego (0-3)
nate bonetto (1-2)
ellis short (2-0)
noah gampel (2-0)
dominik jakovljevic (2-0)
Match Details
US OPEN JUNIOR
| W | 1R | Edas Butvilas | 7-6 6-4 |
| W | 2R | Jack Pinnington Jones | 6-7 6-4 2-0 |
| L | 3R | Pierre Yves Bailly | 4-6 4-6 |
JB1 SANDIEGO
| W | 1R | Ellis Short | 6-3 6-1 |
| W | 2R | Benjamin Kittay | 6-4 3-6 7-5 |
| L | 3R | Jack Anthrop | 6-7 2-6 |
J1 SANDIEGO
| W | 1R | Emon Van Loben Sels | 6-2 6-1 |
| L | 2R | Victor Lilov | 3-6 4-6 |
J4 LASVEGAS
| W | 1R | Rohan Murali | 6-4 6-0 |
| W | 2R | Aadarsh Tripathi | 6-3 6-2 |
| W | QF | Alexander Rozin | 6-2 6-2 |
| L | SF | Giulio Perego | 4-6 5-7 |
J4 DAYTONABEACH
| W | 1R | Niles Rachal | 6-1 6-0 |
| W | 2R | Agustin Eduardo Cuellar Lorberg | 6-4 6-1 |
| W | QF | Lucas Brown | 6-4 6-4 |
| W | SF | Ethan Quinn | 3-6 7-5 7-6 |
| L | F | Adolfo Daniel Vallejo | 6-2 4-6 5-7 |
J4 ORLANDO
| W | 1R | Jayden Templeman | 6-4 6-2 |
| W | 2R | Ellis Short | 6-2 6-2 |
| W | QF | Joseph Phillips | 7-5 6-4 |
| L | SF | Giulio Perego | 6-7 2-6 |
J4 ATLANTA-2
| W | 1R | Braden Shick | 6-2 7-5 |
| L | 2R | Giulio Perego | 1-6 1-6 |
JAMERIDA
| W | 1R | Fnu Nidunjianzan | 6-4 6-4 |
| L | 2R | Roman Andres Burruchaga | 3-6 1-6 |
J3 ONTARIO
| W | 1R | Alex Gomez Goyette | 6-1 6-3 |
| W | 2R | Alvin Nicholas Tudorica | 6-2 7-6 |
| W | QF | Dominik Jakovljevic | 7-5 6-4 |
| L | SF | Nate Bonetto | 3-6 7-6 1-6 |
J4 NORTHVANCOUVER
| W | 1R | Andreas Petsalis | 6-3 6-1 |
| W | 2R | Jackson Boone | 6-3 6-3 |
| W | QF | Keita Duclos | 6-1 6-1 |
| W | SF | Noah Gampel | 6-2 6-2 |
| L | F | Nate Bonetto | 1-6 6-3 4-6 |
J5 VICTORIA-2
| W | 1R | Matis De Sousa Lecorre | 6-3 7-5 |
| W | 2R | Jacob Dubas | 6-2 6-1 |
| W | QF | Nate Bonetto | 6-3 6-4 |
| W | SF | Henry Ren | 7-5 6-1 |
| W | F | Noah Gampel | 6-4 7-6 |
J5 VICTORIA
| W | 1R | Charles Courteau | 6-7 6-3 6-3 |
| W | 2R | Aram Noroozian | 6-4 6-2 |
| W | QF | Dominik Jakovljevic | 6-4 7-5 |
| L | SF | Cash Hanzlik | 3-6 2-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 11227, Number of registered players: 7,119, Number of registered results: 411,522