Category:1999–2000 in European rugby union

• 1999–2000 in European rugby union by country‎ (12 C)

E

• 1999–2000 European Challenge Cup‎ (2 P)

H

• 1999–2000 Heineken Cup‎ (5 P)

L

• 1999–2000 in European rugby union leagues‎ (1 C, 5 P)

S

• 2000 Six Nations Championship‎ (2 P)

W

• 1999–2000 in European women's rugby union‎ (2 P)