• 20th-century African-American people by occupation‎ (12 C)
• 20th-century Puerto Rican people by occupation‎ (12 C)

-

• 20th-century American women by occupation‎ (17 C)

A

• 20th-century American academics‎ (4 C, 1,973 P)
• 20th-century American actors‎ (5 C, 43 P)
• 20th-century American artisans‎ (2 C, 11 P)
• 20th-century American artists‎ (13 C, 1,249 P)

B

• 20th-century American businesspeople‎ (9 C, 7,608 P)

C

• 20th-century American clergy‎ (8 C, 648 P)
• 20th-century American comedians‎ (1 C, 1,279 P)

D

• 20th-century American dancers‎ (1 C, 496 P)
• 20th-century American dentists‎ (61 P)

E

• 20th-century American educators‎ (4 C, 1,985 P)
• 20th-century American engineers‎ (3 C, 1,727 P)

F

• 20th-century American farmers‎ (1 C, 149 P)
• 20th-century American firefighters‎ (118 P)

G

• 20th-century United States government officials‎ (27 C, 44 P)

I

• 20th-century American inventors‎ (1 C, 1,301 P)

J

• 20th-century American journalists‎ (3 C, 2,705 P)
• 20th-century American jurists‎ (2 C, 1 P)

L

• 20th-century American landowners‎ (1 C, 35 P)

M

• 20th-century American mathematicians‎ (1 C, 2,782 P)
• 20th-century American military personnel‎ (14 C, 125 P)
• 20th-century American musicians‎ (18 C, 1,927 P)
• 20th-century American musicologists‎ (183 P)

N

• 20th-century American newspaper people‎ (2 C, 12 P)

P

• 20th-century American pharmacists‎ (128 P)
• 20th-century American philanthropists‎ (1,205 P)
• 20th-century American philosophers‎ (1,133 P)
• 20th-century American physicians‎ (3 C, 1,475 P)
• 20th-century American politicians‎ (26 C, 6,077 P)

S

• 20th-century American scientists‎ (14 C, 641 P)
• 20th-century American sportspeople‎ (4 C)

T

• 20th-century American theologians‎ (1 C, 147 P)

W

• 20th-century American writers‎ (12 C, 1,767 P)