• 1991 disestablishments by continent‎ (7 C)
• 1991 disestablishments by country‎ (91 C)

A

• Airports disestablished in 1991‎ (1 P)
• Amusement parks closed in 1991‎ (3 P)
• Awards disestablished in 1991‎ (47 P)

B

• Buildings and structures demolished in 1991‎ (2 C, 28 P)

C

• Cabinets disestablished in 1991‎ (30 P)
• Constituencies disestablished in 1991‎ (25 P)

E

• Eastern Bloc‎ (21 C, 108 P)

O

• Organizations disestablished in 1991‎ (11 C, 32 P)

P

• Performing groups disestablished in 1991‎ (1 C)
• Populated places disestablished in 1991‎ (11 P)
• Products and services discontinued in 1991‎ (2 C, 4 P)
• Protected areas disestablished in 1991‎ (1 P)
• Publications disestablished in 1991‎ (2 C, 30 P)

R

• 1991 radio programme endings‎ (3 P)
• Radio stations disestablished in 1991‎ (27 P)
• Railway lines closed in 1991‎ (10 P)
• Railway stations closed in 1991‎ (1 C, 24 P)
• Recurring events disestablished in 1991‎ (2 C, 26 P)

S

• States and territories disestablished in 1991‎ (2 C, 42 P)
• Statues removed in 1991‎ (2 P)

T

• Television channels and stations disestablished in 1991‎ (16 P)
• 1991 television series endings‎ (27 C, 2 P)