swap_horiz Ada Lovelace Alternatives

1

George Boole

George Boole was a 19th-century English mathematician and logician whose work formalized the algebra of logic. His 1854...

Mathematics 19TH Century Computing British

9.6 Brilliant

2

Lord Kelvin (William Thomson)

William Thomson, 1st Baron Kelvin (1824–1907), was a British mathematical physicist and engineer. He played a central ro...

Physics Theory 19TH Century British

9.5 Brilliant

3

Charles Parsons

Charles Algernon Parsons was an Anglo-Irish engineer and inventor best known for developing the reaction steam turbine....

Engineering 19TH Century Mechanical British

9.5 Brilliant

4

Thomas Young

Thomas Young (1773–1829) was a British polymath whose contributions spanned physics, physiology, linguistics, and medici...

Physics Theory 19TH Century British

9.4 Excellent

5

Lord Kelvin

Lord Kelvin, born William Thomson, was a prominent Irish-Scottish mathematical physicist and engineer who worked in the...

Physics 19TH Century British Thermodynamics

9.4 Excellent

6

Herman Hollerith

Herman Hollerith was an American inventor whose innovations dramatically improved data processing. He developed a punch-...

American 19TH Century Computing Punch Card Tabulator

9.3 Excellent

7

J.J. Thomson

Sir Joseph John Thomson (1856–1940) was a British physicist who served as the head of the Cavendish Laboratory at the Un...

Physics 19TH Century British Electron Discovery

9.3 Excellent

8

John Napier

John Napier was a Scottish mathematician, physicist, and astronomer who lived from 1550 to 1617. He is best known for in...

Mathematics Computing 17TH Century Scottish

9.3 Excellent

9

Tom Kilburn

Tom Kilburn was an English mathematician and computer scientist associated with the early development of stored-program...

20TH Century Computing Memory British

9.0 Excellent

10

Henry Bessemer

Henry Bessemer was a British engineer instrumental in transforming industrial manufacturing. His 1856 Bessemer process d...

19TH Century Steel Industrial British

8.9 Great

11

William Fox Talbot

William Fox Talbot was a British inventor responsible for pioneering photography in the 19th century. His development of...

Photography 19TH Century British Calotype

8.9 Great

12

Charles Wheatstone

Charles Wheatstone (1802–1875) was an English physicist and inventor. He is best remembered for his contributions to the...

19TH Century British Electrical Telegraph

8.9 Great

13

John Ambrose Fleming

John Ambrose Fleming (1849–1945) was an English physicist and electrical engineer who made foundational contributions to...

19TH Century British Electronics Vacuum Tube

8.9 Great

14

John Starley

John Kemp Starley was an English inventor and industrialist who fundamentally changed personal transportation with his b...

19TH Century Cycling British Transportation

8.9 Great

15

Sidney Gilchrist Thomas

Sidney Gilchrist Thomas was a British metallurgist whose innovation dramatically altered steel production. He developed...

19TH Century Steel British Metallurgy

8.7 Great

16

Henry Fox Talbot

William Henry Fox Talbot (1800–1877) was a British scientist, mathematician, and classical scholar who invented the calo...

Photography 19TH Century Imaging British

8.7 Great

17

William Perkin

William Henry Perkin was a British chemist who discovered mauveine, an early commercially successful synthetic dye, in 1...

Chemistry 19TH Century British Synthetic Dye

8.6 Great

18

Tommy Flowers

Tommy Flowers was a British engineer instrumental in developing Colossus, the world’s first electronic digital computer....

Cryptography 20TH Century Computing British

8.5 Great

19

Richard Trevithick

Richard Trevithick was a 19th-century British inventor renowned for pioneering advancements in steam technology. He desi...

Engine 19TH Century British Transport

8.5 Great

20

Gary Kildall

Gary Arlen Kildall was an American computer scientist who created the CP/M operating system in 1974. He founded Digital...

Software American 20TH Century Computing

8.5 Great