The list of shipwrecks in August 1821 includes ships sunk, wrecked or otherwise lost during August 1821.
2 August
8 August
9 August
10 August
11 August
12 August
14 August
15 August
16 August
19 August
21 August
23 August
26 August
27 August
28 August
30 August
Unknown date
References