Among the top finishers at the 2021 Speedo Winter Junior Championships East held at the Greensboro Aquatic Center were several North Carolina Swimming athletes.
Baylor Nelson of SwimMAC Carolina led NCS athletes by winning four events (50 Free, 400 IM, 200 Back, and 200 Breast). Logan Zucker of SwimMAC was a winner in the men’s 500 Free while SwimMac teammate Grace Rainey had three top finishes including the winning time in the 200 Breast and third place finishes in the 400 IM and the 100 Breast. Other top three NCS finishers were Lance Norris (TAC Titans) with a second place finish in the 500 Free, Lucca Battaglini (UN) second in the 50 Free, and Matthew Lucky (SwimMAC) second in the 200 Breast, Tate Bacon (UN) third in the 400 IM, Emma Hastings (East Carolina Aquatics) third in the 1650 Free, and Avery Klamfoth (SwimMAC) third in the 200 Breast. Listed below are the top eight finishers from North Carolina Swimming:
| Name | Club | Event | Place | |
| Emma Hastings | ECA | Women’s | 500 Free | 4 |
| Logan Zucker | MAC | Men’s | 500 Free | 1 |
| Lance Norris | TAC | Men’s | 500 Free | 2 |
| Kiley Wilhelm | LIFE | Women’s | 200 IM | 6 |
| Baylor Nelson | MAC | Men’s | 200 IM | 1 |
| Lucca Battaglini | UN | Men’s | 50 Free | 2 |
| Tate Bacon | UN | Men’s | 50 Free | 5 |
| Grace Rainey | MAC | Women’s | 400 IM | 3 |
| Baylor Nelson | MAC | Men’s | 400 IM | 1 |
| Tate Bacon | UN | Men’s | 100 Fly | 3 |
| Logan Zucker | MAC | Men’s | 100 Fly | 7 |
| Baylor Nelson | MAC | Men’s | 200 Free | 4 |
| Lucca Battaglini | UN | Men’s | 200 Free | 7 |
| Grace Rainey | MAC | Women’s | 100 Breast | 3 |
| Samantha Armand | TAC | Women’s | 100 Breast | 8 |
| Steven Insixiengmay | TYDE | Men’s | 100 Breast | 4 |
| Emma Hastings | ECA | Women’s | 1650 Free | 3 |
| Patrick Sleater | BAQ | Men’s | 1650 Free | 4 |
| Matthew Marsteiner | WAVE | Men’s | 1650 Free | 7 |
| Baylor Nelson | MAC | Men’s | 200 Back | 1 |
| Lance Norris | TAC | Men’s | 200 Back | 7 |
| Caleb Maldari | MAC | Men’s | 200 Back | 8 |
| Lucca Battaglini | UN | Men’s | 100 Free | 4 |
| Grace Rainey | MAC | Women’s | 200 Breast | 1 |
| Avery Klamfoth | MAC | Women’s | 200 Breast | 3 |
| Sofia Plaza | MAC | Women’s | 200 Breast | 7 |
| Samantha Armand | TAC | Women’s | 200 Breast | 8 |
| Baylor Nelson | MAC | Men’s | 200 Breast | 1 |
| Matthew Lucky | MAC | Men’s | 200 Breast | 2 |
| Tate Bacon | UN | Men’s | 200 Fly | 4 |
