Category:2023–24 in European rugby union by country

• 2023–24 in British rugby union (1 C)

E

• 2023–24 in English rugby union (4 C, 8 P)

F

• 2023–24 in French rugby union (5 C, 8 P)

I

• 2023–24 in Irish rugby union (4 C, 10 P)
• 2023–24 in Italian rugby union (4 C, 6 P)

R

• 2023–24 in Romanian rugby union (3 P)

S

• 2023–24 in Scottish rugby union (4 C, 11 P)
• 2023–24 in Spanish rugby union (5 P)

W

• 2023–24 in Welsh rugby union (4 C, 10 P)