| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* | WIND |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 3 | 2202 | Bayanda WALAZA |
RSA |
21.00 Q | +0.3 | |
| 2 | 2 | 3 | 2358 | Jaden WILEY |
USA |
21.04 Q | +0.3 | |
| 3 | 1 | 1 | 1532 | Gout GOUT |
AUS |
21.07 Q | -0.9 | |
| 4 | 3 | 3 | 1558 | Carlos BROWN JR. |
BAH |
21.19 q | +0.3 | |
| 5 | 2 | 1 | 1862 | Magnus JOHANNSSON |
HKG |
21.21 Q | -0.9 | |
| 6 | 4 | 3 | 1527 | Zachary DELLA ROCCA |
AUS |
21.23 q | +0.3 | |
| 7 | 1 | 2 | 2259 | William TRULSSON |
SWE |
21.30 Q | .294 | -1.2 |
| 8 | 5 | 3 | 1563 | Aragorn STRAKER |
BAR |
21.30 | .299 | +0.3 |
| 9 | 3 | 1 | 1987 | Kei WAKANA |
JPN |
21.33 | -0.9 | |
| 10 | 4 | 1 | 2019 | Yaqoub Mohamed AL AZEMI |
KUW |
21.35 | -0.9 | |
| 11 | 2 | 2 | 1792 | Jake ODEY-JORDAN |
GBR |
21.40 Q | -1.2 | |
| 12 | 6 | 3 | 1982 | Katsuki SATO |
JPN |
21.47 | +0.3 | |
| 13 | 3 | 2 | 1928 | Eduardo LONGOBARDI |
ITA |
21.52 | -1.2 | |
| 14 | 7 | 3 | 1759 | Juho VENÄLÄINEN |
FIN |
21.53 | +0.3 | |
| 15 | 8 | 3 | 1623 | Benjamin Ignacio ARAVENA |
CHI |
21.55 | +0.3 | |
| 16 | 5 | 1 | 1778 | Dejan OTTOU |
FRA |
21.65 | .644 | -0.9 |
| 17 | 6 | 1 | 1600 | Hristo ILIEV |
BUL |
21.65 | .644 | -0.9 |
| 18 | 4 | 2 | 1955 | Romario Orlando HINES |
JAM |
21.68 | -1.2 | |
| 19 | 5 | 2 | 2062 | Alejandro CARDENAS |
MEX |
21.69 | -1.2 | |
| 20 | 6 | 2 | 2339 | Jesse MYERS |
USA |
21.80 | -1.2 | |
| 21 | 7 | 1 | 1854 | Jackson CLARKE |
GUY |
21.88 | -0.9 | |
| 22 | 8 | 1 | 2225 | Malith THAMEL |
SRI |
21.93 | .924 | -0.9 |
| 22 | 7 | 2 | 2223 | Indusara Vidushan RAJAMUNI |
SRI |
21.93 | .924 | -1.2 |
| 2 | 1641 | Peng KONG |
CHN |
DQ |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second