| Dates | 29 April – 21 October 1990 | ||
|---|---|---|---|
| Teams | 18 | ||
| Champions |  Na Piarsaigh (1st title)Christy Coughlan (captain) Éamonn Ryan (manager) | ||
| Runners-up |  St. Finbarr'sFrank Ramsey (captain) Con Roche (manager) | ||
| Tournament statistics | |||
| Matches played | 19 | ||
| Goals scored | 65 (3.42 per match) | ||
| Points scored | 408 (21.47 per match) | ||
| Top scorer(s) | Brian Cunningham (2-28) | ||
| |||
The 1990 Cork Senior Hurling Championship was the 102nd staging of the Cork Senior Hurling Championship since its establishment by the Cork County Board in 1887. The draw for the opening fixtures took place on 17 December 1989. The championship began on 29 April 1990 and ended on 21 October 1990.
Glen Rovers entered the championship as the defending champions, however, they were beaten by Carbery in the quarter-finals.[1]
The final replay was played on 21 October 1990 at Páirc Uí Chaoimh in Cork between Na Piarsaigh and St. Finbarr's, in what was their first ever meeting in a final. Na Piarsaigh won the match by 2–07 to 1–08 to claim their first ever championship title.[2][3][4][5][6]
Brian Cunningham was the championship's top scorer with 2-28.
- ^ Crowe, Dermot (12 October 2014). "Glen look to end 25 years of Cork championship hurt". Irish Independent. Retrieved 18 April 2022.
- ^ "Senior Hurling Finals 1970 - Present". Cork GAA Finals website. Retrieved 9 August 2016.
- ^ Cashman, John (15 February 2021). "Midleton's glorious era from 1983 to 1991 changed the face of Cork hurling". Echo Live. Retrieved 18 April 2022.
- ^ Horgan, John (1 May 2020). "Classic Cork county hurling finals: The day Na Piarsaigh joined the top table". Echo Live. Retrieved 18 April 2022.
- ^ Ellard, Michael (13 September 2003). "Cork's rich pickings at Piarsaigh". Irish Examiner. Retrieved 18 April 2022.
- ^ O'Connor, Christy (10 October 2014). "Cork's old world fighting back against the new order". Irish Independent. Retrieved 18 April 2022.