• 18th-century Roman Catholic bishops‎ (12 C)
• 18th-century Jesuits‎ (18 C, 14 P)

A

• 18th-century Albanian Roman Catholic priests‎ (1 C, 2 P)
• 18th-century American Roman Catholic priests‎ (2 C, 9 P)
• 18th-century Argentine Roman Catholic priests‎ (7 P)
• 18th-century Austrian Roman Catholic priests‎ (1 C, 10 P)
• Roman Catholic priests from the Austrian Netherlands‎ (1 C, 9 P)

B

• 18th-century Roman Catholic priests from Bohemia‎ (3 P)
• 18th-century Bosnia and Herzegovina Roman Catholic priests‎ (1 C)
• 18th-century Brazilian Roman Catholic priests‎ (1 C, 4 P)
• 18th-century British Roman Catholic priests‎ (2 C)

C

• 18th-century Canadian Roman Catholic priests‎ (1 C, 5 P)
• 18th-century Chilean Roman Catholic priests‎ (1 C, 3 P)
• 18th-century Croatian Roman Catholic priests‎ (13 P)
• 18th-century Cuban Roman Catholic priests‎ (2 P)

D

• 18th-century Dutch Roman Catholic priests‎ (3 P)

F

• 18th-century French Roman Catholic priests‎ (3 C, 103 P)

G

• 18th-century German Roman Catholic priests‎ (3 C, 20 P)

H

• 18th-century Hungarian Roman Catholic priests‎ (2 C, 1 P)

I

• 18th-century Indian Roman Catholic priests‎ (1 C)
• 18th-century Irish Roman Catholic priests‎ (39 P)
• 18th-century Italian Roman Catholic priests‎ (3 C, 67 P)

L

• 18th-century Lithuanian Roman Catholic priests‎ (1 C, 5 P)

M

• 18th-century Maltese Roman Catholic priests‎ (7 P)
• 18th-century Mexican Roman Catholic priests‎ (7 P)

O

• 18th-century Roman Catholic priests from the Ottoman Empire‎ (2 P)

P

• 18th-century Peruvian Roman Catholic priests‎ (1 C, 3 P)
• 18th-century Polish–Lithuanian Roman Catholic priests‎ (3 C, 10 P)
• 18th-century Portuguese Roman Catholic priests‎ (2 C, 6 P)

S

• 18th-century Slovenian Roman Catholic priests‎ (7 P)
• 18th-century Spanish Roman Catholic priests‎ (17 P)
• 18th-century Swiss Roman Catholic priests‎ (4 P)