The 1983 Individual Long Track World Championship was the 13th edition of the FIM speedway Individual Long Track World Championship.^[1] The event was held on 18 September 1983 in Mariánské Lázně, Czechoslovakia (present-day Czech Republic).^[2] The world title was won by Shawn Moran of the United States.^[3][4]

Pos	Rider	Heat Pts	Heat Pts	Heat Pts	Heat Pts	Heat Pts	Total Pts
1	Shawn Moran	5	4	5	5	3	22
2	Jiří Štancl	5	4	4	2	5	20
3	Karl Maier	5	2	5	2	4	18
4	Alois Wiesböck	4	5	5	1	1	16
5	Finn Rune Jensen	2	5	4	5	0	16
6	Aleš Dryml Sr.	3	3	3	3	2	14
7	Simon Wigg	4	5	2	0	E	11
8	Egon Müller	3	3	1	4	E	11
9	Ivan Mauger	3	1	3	4	E	11
10	Georg Hack	4	4	1	0	E	9
11	John Titman	1	3	2	3	E	9
12	Hans Nielsen	2	ef	4	1	E	7
13	Bobby Schwartz	ef	2	2	E	E	4
14	Ole Olsen	1	1	1	E	E	3
15	Les Collins	0	0	3	E	E	3
16	Marcel Gerhard	1	2	f	E	E	3
17	Hans Otto Pingel	2	0	0	E	E	2
18	Heinrich Diener	ef	1	0	E	E	1

• E = eliminated (no further ride)
• f = fell
• ef = engine failure
• x = excluded