Who was the top scorer at the 1990 World Cup?

Salvatore Schillaci of Italy finished top of the 1990 scoring chart with 6 goals.

Are penalty goals counted?

Yes, penalties count toward a player's tournament goal tally, but own goals are excluded.

Full goalscoring ranking for the 1990 FIFA World Cup.

#	Player	Team	Goals	Pen
1	Salvatore Schillaci	Italy	6	1
2	Tomáš Skuhravý	Czechoslovakia	5	—
3	Gary Lineker	England	4	2
4	Lothar Matthäus	West Germany	4	1
5	Míchel	Spain	4	1
6	Roger Milla	Cameroon	4	—
7	Andreas Brehme	West Germany	3	1
8	David Platt	England	3	—
9	Jürgen Klinsmann	West Germany	3	—
10	Rudi Völler	West Germany	3	—
11	Bernardo Redín	Colombia	2	—
12	Careca	Brazil	2	—
13	Claudio Caniggia	Argentina	2	—
14	Darko Pančev	Yugoslavia	2	—
15	Davor Jozić	Yugoslavia	2	—
16	Dragan Stojković	Yugoslavia	2	—
17	Gabi Balint	Romania	2	—
18	Marius Lăcătuș	Romania	2	1
19	Michal Bílek	Czechoslovakia	2	2
20	Müller	Brazil	2	—
21	Roberto Baggio	Italy	2	—
22	Alberto Górriz	Spain	1	—
23	Aldo Serena	Italy	1	—
24	Ali Thani Jumaa	United Arab Emirates	1	—
25	Andreas Ogris	Austria	1	—