The list of shipwrecks in 1803 includes ships sunk, foundered, wrecked, grounded, or otherwise lost during 1803.
January
1 January
2 January
4 January
6 January
8 January
9 January
10 January
11 January
12 January
17 January
19 January
20 January
21 January
25 January
26 January
27 January
28 January
31 January
Unknown date
February
1 February
2 February
4 February
11 February
13 February
16 February
17 February
19 February
21 February
23 February
25 February
26 February
27 February
28 February
Unknown date
March
3 March
7 March
14 March
16 March
19 March
21 March
23 March
26 March
27 March
Unknown date
April
1 April
14 April
15 April
17 April
18 April
19 April
22 April
23 April
Unknown date
May
2 May
6 May
9 May
14 May
15 May
22 May
29 May
31 May
Unknown date
June
11 June
13 June
14 June
17 June
22 June
28 June
Unknown date
July
2 July
14 July
21 July
29 July
30 July
Unknown date
August
17 August
18 August
29 August
Unknown date
September
3 September
4 September
12 September
17 September
20 September
21 September
22 September
28 September
30 September
Unknown date
October
1 October
4 October
8 October
9 October
12 October
13 October
14 October
15 October
16 October
17 October
18 October
22 October
25 October
29 October
30 October
31 October
Unknown date
November
1 November
2 November
3 November
4 November
5 November
6 November
8 November
9 November
10 November
11 November
12 November
13 November
14 November
15 November
17 November
18 November
19 November
20 November
22 November
23 November
24 November
25 November
26 November
28 November
29 November
30 November
Unknown date
December
1 December
5 December
6 December
9 December
10 December
11 December
12 December
14 December
15 December
16 December
17 December
18 December
19 December
20 December
21 December
22 December
23 December
24 December
25 December
26 December
27 December
29 December
30 December
31 December
Unknown date
Unknown date
References
