1975 All-Ireland Senior B Hurling Championship

The 1975 All-Ireland Senior B Hurling Championship was the second staging of Ireland's secondary hurling knock-out competition. Westmeath won the championship, beating London 3–23 to 2–7 in a replayed final at Croke Park, Dublin.

Format
Quarter-finals: (4 matches) These are four matches between the eight native participating teams. Four teams are eliminated at this stage while the four winning teams qualify for the semi-final stages.

Semi-finals: (2 matches) The four winners from the quarter-finals contest these games. Two teams are eliminated at this stage while the two winners advance to the 'home' final.

Home final: (1 match) The winners of the two semi-finals contest this game. One team is eliminated at this stage while the winners advance to the 'proper' All-Ireland final.

Final: (1 match) The winners of the All-Ireland 'home' final join London to contest this game. One team is eliminated at this stage while the winners are allowed to participate in the All-Ireland SHC quarter-final.

Scoring

 * Widest winning margin: 19 points
 * Westmeath 3-23 : 2-7 London (All-Ireland final replay)
 * Most goals in a match: 7
 * Westmeath 4-16 : 3-19 London (All-Ireland final)
 * Most points in a match: 39
 * Westmeath 2-22 : 2-17 Antrim (All-Ireland semi-final)
 * Most goals by one team in a match: 4
 * Westmeath 4-16 : 3-19 London (All-Ireland final)
 * Most goals scored by a losing team: 3
 * Meath 3-6 : 2-14 Kerry (All-Ireland semi-final)
 * Most points scored by a losing team: 17
 * Antrim 2-17 : 2-22 Westmeath (All-Ireland semi-final)

Overall

 * Most goals scored - Westmeath (14)
 * Fewest goals scored - Carlow (0)
 * Most goals conceded - Westmeath (9)
 * Most points scored - Westmeath (83)
 * Fewest points scored - Roscommon (2)
 * Most points conceded - Westmeath (61)