The list of shipwrecks in May 1821 includes ships sunk, wrecked or otherwise lost during May 1821.
1 May
2 May
7 May
8 May
9 May
10 May
13 May
16 May
17 May
18 May
20 May
21 May
24 May
25 May
26 May
27 May
28 May
30 May
31 May
Unknown date
References