Cavan have never won the All-Ireland Hurling title.
Six counties have won the All-Ireland Senior Football championship. Cavan. (1933, 1935, 1947, 1948, 1952). Down. (1960, 1961,1968,1991,1994). Donegal. (1992). Derry. (1993). Armagh. (2002). Tyrone. (2003, 2005, 2008). No Ulster team has won the All-Ireland Senior Hurling championship.
Eight
Wicklow have never won the All-Ireland Senior Football championship.
They have 2 All-Ireland Senior Football titles. 1887 and 1896.
Kerry in football. Kilkenny in hurling.
Cavan.
Cavan have never won the Sean Maguire, as there is no such trophy. What you are referring to is the Sam Maguire Cup. As of March 2015, Cavan last won it in 1952.
Many counties have won back to back All-Irelands. Football: Kerry Dublin Galway Meath Cork Wexford Cavan Down Kildare Tipperary Mayo Roscommon Hurling: Cork Kilkenny Tipperary Wexford Galway
Gary Fahey 2001 and Ray Silke in 98
As of the end of the 2013 championships: One All-Ireland Minor title. Two All-Ireland Under 21 titles. Three All-Ireland Senior titles.
They have won three All-Irelands in one decade twice: 1921, 1922 and 1923 1974, 1976 and 1977 They have won more than three All-Irelands in a decade three times: 1891, 1892, 1894, 1897, 1898 and 1899. 1901, 1902, 1906, 1907 and 1908. 2011, 2013, 2015, 2016 and 2017