The list of shipwrecks in 2021 includes ships sunk, foundered, grounded, or otherwise lost during 2021.
January
2 January
12 January
13 January
17 January
18 January
19 January
21 January
23 January
24 January
27 January
29 January
30 January
February 13 February
14 February
17 February
20 February
24 February
26 February
March 3 March
7 March
11 March
14 March
18 March
20 March
23 March
24 March
25 March
27 March
30 March
April 1 April
3 April
4 April
5 April
6 April
10 April
12 April
13 April
14 April
18 April
19 April
21 April
26 April
May 2 May
3 May
4 May
7 May
15 May
17 May
19 May
22 May
25 May
26 May
27 May
28 May
29 May
June 1 June
2 June
5 June
10 June
12 June
13 June
17 June
20 June
29 June
July 1 July
8 July
18 July
21 July
22 July
29 July
31 July
August 1 August
5 August
6 August
12 August
14 August
15 August
19 August
26 August
28 August
29 August
September
8 September
14 September
18 September
21 September
22 September
24 September
29 September
October
3 October
16 October
18 October
23 October
25 October
29 October
November 2 November
3 November
8 November
9 November
12 November
15 November
17 November
23 November
24 November
28 November
29 November
30 November
December 1 December
6 December
7 December
10 December
11 December
12 December
13 December
14 December
16 December
17 December
20 December
22 December
23 December
24 December
25 December
Unknown date
Unknown date
References