List of shipwrecks in 1921
The list of shipwrecks in 1921 includes ships sunk, foundered, grounded, or otherwise lost during 1921.2 January
3 January
5 January
6 January
7 January
10 January
12 January
15 January
16 January
17 January
18 January
19 January
20 January
22 January
24 January
25 January
26 January
28 January
29 January
31 January
February
1 February
2 February
3 February
6 February
7 February
8 February
9 February
11 February
12 February
13 February
14 February
15 February
16 February
17 February
19 February
21 February
24 February
26 February
27 February
28 February
March
2 March
3 March
4 March
5 March
7 March
8 March
10 March
12 March
14 March
18 March
21 March
28 March
31 March
Unknown date
1 April
2 April
3 April
9 April
11 April
13 April
14 April
15 April
16 April
18 April
20 April
21 April
22 April
23 April
27 April
28 April
29 April
30 April
May
1 May
3 May
4 May
5 May
6 May
12 May
13 May
14 May
16 May
20 May
23 May
24 May
26 May
27 May
28 May
30 May
31 May
1 June
2 June
3 June
4 June
6 June
7 June
9 June
10 June
13 June
16 June
20 June
21 June
22 June
23 June
24 June
26 June
27 June
28 June
30 June
July
1 July
4 July
6 July
7 July
8 July
9 July
11 July
12 July
13 July
15 July
16 July
18 July
19 July
21 July
22 July
23 July
25 July
29 July
31 July
1 August
2 August
3 August
4 August
6 August
7 August
8 August
9 August
10 August
12 August
13 August
14 August
15 August
16 August
17 August
19 August
20 August
22 August
23 August
26 August
29 August
2 September
3 September
4 September
5 September
7 September
8 September
10 September
12 September
15 September
16 September
17 September
18 September
19 September
21 September
22 September
26 September
27 September
28 September
29 September
30 September
October
2 October
3 October
4 October
5 October
7 October
8 October
9 October
12 October
13 October
14 October
15 October
16 October
17 October
19 October
20 October
23 October
24 October
25 October
27 October
28 October
31 October
Unknown date
November
1 November
2 November
3 November
4 November
5 November
6 November
7 November
9 November
11 November
13 November
14 November
15 November
16 November
17 November
20 November
21 November
23 November
24 November
25 November
28 November
29 November
30 November
Unknown date
1 December
2 December
3 December
4 December
5 December
7 December
8 December
9 December
10 December
12 December
13 December
14 December
15 December
16 December
19 December
21 December
24 December
25 December
26 December
27 December
28 December
30 December
31 December
Unknown date
