This is a round-up of the 1990 Sligo Senior Football Championship. Shamrock Gaels claimed their first ever senior title in this year, in their first final appearance, defeating fellow outsiders Curry in the process. This year's final was the first which Tubbercurry did not contest since 1982.

First round

Game	Date	Venue	Team A	Score	Team B	Score
Sligo SFC First Round	July 8	Keash	Shamrock Gaels	0-10	Tourlestrane	0-7
Sligo SFC First Round	July 8	Keash	Geevagh	0-6	St. Patrick's	0-6
Sligo SFC First Round	July 15	Tubbercurry	Easkey/St. Farnan’s	2-9	St. Nathy’s	0-12
Sligo SFC First Round	July 15	Tubbercurry	Coolera/Strandhill	3-8	Grange/Cliffoney/Maugherow	1-9
Sligo SFC First Round	July 15	Easkey	Eastern Harps	0-12	Enniscrone/Castleconnor	1-5
Sligo SFC First Round	July 15	Easkey	St. Mary's	1-15	Innisfree Gaels	2-3
Sligo SFC First Round Replay	July 15	Keash	Geevagh	0-9	St. Patrick's	1-6
Sligo SFC First Round Second Replay	July 21	Tubbercurry	Geevagh	1-6	St. Patrick's	0-7

Quarter finals

Game	Date	Venue	Team A	Score	Team B	Score
Sligo SFC Quarter Final	July 29	Tubbercurry	Shamrock Gaels	2-10	Eastern Harps	2-8
Sligo SFC Quarter Final	July 29	Enniscrone	Tubbercurry	2-10	Coolera/Strandhill	1-6
Sligo SFC Quarter Final	July 29	Enniscrone	St. Mary’s	0-14	Geevagh	2-6
Sligo SFC Quarter Final	August 5	Tubbercurry	Curry	0-9	Easkey/St. Farnan’s	0-8

Semi-Finals

Game	Date	Venue	Team A	Score	Team B	Score
Sligo SFC Semi-Final	August 26	Keash	Shamrock Gaels	2-11	Tubbercurry	2-6
Sligo SFC Semi-Final	August 26	Keash	Curry	0-9	St. Mary's	1-4

Sligo Senior Football Championship Final

Shamrock Gaels	3-7 - 0-7 (final score after 60 minutes)	Curry
---- Team: P. Kearins B. Deignan M. Touhy M. Conlon J. Kearins N. Willis T. McDermott G. Ballantyne J. White J. Kenny (1-1) L. Quinn (0-3) B. Mulhern (0-1) C. Kearins (1-0) T. Deignan (1-0) E. Deignan (0-2) ---- Substitutes: K. McDermott J. Quinn E. Carroll	Half-time: 1-2 - 0-4 Competition: Sligo Senior Football Championship (Final) Date: September 9, 1990 Venue: Kent Park, Sligo Sligo Sligo is the county town of County Sligo in Ireland. The town is a borough and has a charter and a town mayor. It is sometimes referred to as a city, and sometimes as a town, and is the second largest urban area in Connacht... Referee: Micheal Kearins (St. Patrick's)	---- Team: T. Gannon M. Marren P. Durcan P. Hayes F. Henry M. Hayes P.J. Burke J. Stenson M. Haran T. Howley (0-1) E. Henry (0-2) D. Henry P. Beirne A. Colleary (0-1) J. Henry (0-3) ---- Substitutes: D. Henry P. Gannon