Heats

Qualification: First 4 of each heat (Q) and the next 4 fastest (q) qualified for the quarterfinals.

Rank	Heat	Name	Nationality	Time	Notes
1	1	Avard Moncur	Bahamas	45.72	Q
2	1	Marcus la Grange	South Africa	45.95	Q
3	1	Sean Baldock	England	46.02	Q
4	1	Clinton Hill	Australia	46.11	Q
5	2	Alleyne Francique	Grenada	46.36	Q
6	1	Fidelis Gadzama	Nigeria	46.37	q, SB
7	4	Chris Brown	Bahamas	46.39	Q
8	4	Pete Coley	Jamaica	46.45	Q
9	2	Jared Deacon	England	46.52	Q
10	4	Damian Barry	Trinidad and Tobago	46.59	Q
11	3	Michael Blackwood	Jamaica	46.68	Q
12	2	Wilan Louis	Barbados	46.69	Q
13	1	Quincy Anthony	Antigua and Barbuda	46.76	q
14	2	Enefiok Udo-Obong	Nigeria	46.77	Q
15	3	Sugath Thilakaratne	Sri Lanka	46.80	Q
16	6	Sanjay Ayre	Jamaica	46.82	Q
17	6	Johnson Kubisa	Botswana	46.84	Q
18	3	Timothy Benjamin	Wales	46.89	Q
19	4	Chris Lloyd	Dominica	46.90	Q
20	6	Talkmore Nyongani	Zimbabwe	46.96	Q
21	3	Paul McKee	Northern Ireland	47.02	Q
22	7	Eric Milazar	Mauritius	47.31	Q
23	5	Daniel Caines	England	47.37	Q
24	2	Lulu Basinyi	Botswana	47.62	q
25	7	Rohan Kumara	Sri Lanka	47.70	Q
26	6	Simon Pierre	Trinidad and Tobago	47.72	Q
27	5	Shane Niemi	Canada	47.87	Q
28	5	Jeffrey Masvanhise	Zimbabwe	48.04	Q
29	5	Fernando Augustin	Mauritius	48.12	Q
30	4	Sahr Thomas	Sierra Leone	48.36	q, SB
31	7	California Molefe	Botswana	48.39	Q
32	4	Kevin Arthurton	Saint Kitts and Nevis	48.48
33	7	Mowen Boino	Papua New Guinea	48.97	Q
34	5	Evans Marie	Seychelles	49.01
35	6	Kamut Moses	Vanuatu	49.57
36	2	Micha Charles	Dominica	50.44
37	5	Jeffrey Bai	Papua New Guinea	50.45
38	2	Reonardo Harvey	Turks and Caicos Islands	50.76	NR
39	3	Lupo Kumitau	Niue	59.38
	1	Nabi Wallace	Dominica	DQ
	3	Timothy Munnings	Bahamas	DQ
	3	Musa Audu	Nigeria	DQ
	6	John Fuller	Sierra Leone	DQ
	7	Lewis Banda	Zimbabwe	DQ
	4	Clement Abai	Papua New Guinea	DNS
	6	Jamie Baulch	Wales	DNS
	7	Sylvester Chishiba	Zambia	DNS
	7	Frank Turay	Sierra Leone	DNS

Quarterfinals

Qualification: First 4 of each heat qualified directly (Q) for the semifinals.

Rank	Heat	Name	Nationality	Time	Notes
1	4	Alleyne Francique	Grenada	45.93	Q
2	1	Eric Milazar	Mauritius	46.02	Q
3	1	Michael Blackwood	Jamaica	46.07	Q
4	3	Avard Moncur	Bahamas	46.11	Q
4	4	Daniel Caines	England	46.11	Q
6	3	Marcus la Grange	South Africa	46.19	Q
7	3	Sean Baldock	England	46.26	Q
8	1	Clinton Hill	Australia	46.28	Q
9	3	Paul McKee	Northern Ireland	46.47	Q
10	4	Sugath Thilakaratne	Sri Lanka	46.48	Q
11	2	Shane Niemi	Canada	46.49	Q
12	2	Sanjay Ayre	Jamaica	46.49	Q
13	4	Timothy Benjamin	Wales	46.54	Q
14	3	Wilan Louis	Barbados	46.60
15	2	Jared Deacon	England	46.66	Q
16	1	Johnson Kubisa	Botswana	46.70	Q
17	2	Chris Brown	Bahamas	46.71	Q
18	2	California Molefe	Botswana	46.74
19	3	Pete Coley	Jamaica	47.03
20	1	Fidelis Gadzama	Nigeria	47.05
21	4	Fernando Augustin	Mauritius	47.06
22	1	Rohan Kumara	Sri Lanka	47.14
22	2	Talkmore Nyongani	Zimbabwe	47.14
24	1	Jeffrey Masvanhise	Zimbabwe	47.50
25	2	Quincy Anthony	Antigua and Barbuda	47.61
26	3	Chris Lloyd	Dominica	47.91
27	4	Lulu Basinyi	Botswana	47.93
28	1	Mowen Boino	Papua New Guinea	48.74
29	3	Sahr Thomas	Sierra Leone	49.60
	2	Simon Pierre	Trinidad and Tobago	DNF
	4	Damian Barry	Trinidad and Tobago	DNF
	4	Enefiok Udo-Obong	Nigeria	DNF

Semifinals

Qualification: First 4 of each heat qualified directly (Q) for the final.

Rank	Heat	Name	Nationality	Time	Notes
1	2	Daniel Caines	England	44.98	Q, PB
2	2	Eric Milazar	Mauritius	45.04	Q, SB
3	1	Alleyne Francique	Grenada	45.06	Q
4	1	Shane Niemi	Canada	45.08	Q, SB
5	1	Chris Brown	Bahamas	45.11	Q, SB
6	1	Michael Blackwood	Jamaica	45.12	Q
7	2	Avard Moncur	Bahamas	45.30	Q
8	2	Clinton Hill	Australia	45.41	Q, PB
9	2	Sanjay Ayre	Jamaica	45.43
10	1	Marcus la Grange	South Africa	45.51
11	1	Sean Baldock	England	45.71	SB
12	2	Sugath Thilakaratne	Sri Lanka	45.79
13	2	Timothy Benjamin	Wales	45.89
14	1	Paul McKee	Northern Ireland	45.91
15	1	Jared Deacon	England	46.07
16	2	Johnson Kubisa	Botswana	46.28

Final

Rank	Name	Nationality	Time	Notes
	Michael Blackwood	Jamaica	45.07
	Shane Niemi	Canada	45.09
	Avard Moncur	Bahamas	45.12
4	Daniel Caines	England	45.13
5	Alleyne Francique	Grenada	45.47
6	Eric Milazar	Mauritius	45.64
7	Chris Brown	Bahamas	45.67
8	Clinton Hill	Australia	46.00