| ITF W100 Tokyo | 04/24 02:00 | 25 | [457] Erika Sema v Dalayna Hewitt [392] | 6-2,1-6,6-3 | |
| ITF W100 Tokyo | 04/23 01:00 | 54 | Mayuka Aikawa v Dalayna Hewitt | 3-6,6-3,3-6 | |
| ITF W100 Tokyo | 04/22 01:15 | 54 | Kisa Yoshioka v Dalayna Hewitt | 4-6,4-6 | |
| ITF W35 Osaka | 04/11 00:55 | 26 | [391] Dalayna Hewitt v Stacey Fung [265] | 3-6,4-6 | |
| ITF W35 Osaka | 04/10 02:20 | 25 | Mayuka Aikawa v Dalayna Hewitt | 5-7,2-6 | |
| WTA Charleston | 03/30 17:00 | 14 | [83] Varvara Gracheva v Dalayna Hewitt [391] | 4-6,6-2,6-3 | |
| WTA Charleston | 03/12 15:15 | 25 | [392] Dalayna Hewitt v Diana Shnaider [74] | 2-6,4-6 | |
| ITF W35 Spring | 02/28 21:15 | 25 | [284] Maria Kononova v Dalayna Hewitt [390] | Retired | |
| ITF W50 Mexico City | 02/24 17:50 | 29 | [351] Jamie Loeb v Dalayna Hewitt [443] | 6-2,6-2 | |
| ITF W50 Mexico City | 02/23 16:50 | 28 | [443] Dalayna Hewitt v Victoria Hu [329] | 7-6,6-4 | |
| ITF W50 Mexico City | 02/22 19:15 | 27 | [252] Irene Burillo Escorihuela v Dalayna Hewitt [443] | 2-6,4-6 | |
| ITF W50 Mexico City | 02/21 17:30 | 26 | [441] Gabriela Ce v Dalayna Hewitt [443] | 4-6,1-6 |
Dalayna Hewitt (born December 16, 2000) is an American tennis player.
Hewitt has a career-high singles ranking by the WTA of 390, achieved on 26 February 2024. She also has a career-high WTA doubles ranking of 171, achieved on 4 March 2024.
Hewitt made her WTA Tour main-draw debut at the 2022 Tennis in the Land in Cleveland, after qualifying for the singles tournament. She also received a wildcard for the doubles main draw with Peyton Stearns.