Category:1991 in rugby union

• 1991 in rugby union by country‎ (8 C)
• 1991 rugby union tournaments for national teams‎ (2 C, 6 P)

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• Rugby clubs established in 1991‎ (16 P)

A

• 1991 in African rugby union‎ (1 C, 2 P)

C

• 1991 rugby union tournaments for clubs‎ (3 C, 2 P)

E

• 1990–91 in European rugby union‎ (2 C, 4 P)
• 1991–92 in European rugby union‎ (2 C, 4 P)

N

• 1991 in North American rugby union‎ (2 C)

O

• 1991 in Oceanian rugby union‎ (1 C)

T

• 1991 rugby union tours‎ (9 P)

W

• 1991 in women's rugby union‎ (1 C, 1 P)