Here are 20 immortal people of the world, listed in British English:

1. Cleopatra - Last pharaoh of Egypt
2. Leonardo da Vinci - Renaissance artist, inventor and polymath
3. William Shakespeare - Playwright and poet
4. Queen Elizabeth I - Queen of England and Ireland during the Tudor era
5. Galileo Galilei - Italian astronomer, physicist, and mathematician
6. Isaac Newton - English mathematician and physicist
7. Marie Curie - Polish physicist and chemist
8. Albert Einstein - German-born theoretical physicist
9. Mahatma Gandhi - Indian independence leader
10. Martin Luther King Jr. - American civil rights leader
11. Mother Teresa - Albanian-Indian Roman Catholic nun and humanitarian
12. Nelson Mandela - South African anti-apartheid revolutionary and politician
13. Winston Churchill - British politician and statesman
14. Rosa Parks - American civil rights activist
15. Frida Kahlo - Mexican painter
16. Pablo Picasso - Spanish painter and sculptor
17. Marilyn Monroe - American actress and icon
18. Elvis Presley - American singer and actor
19. Michael Jackson - American singer and musician
20. Steve Jobs - American entrepreneur and co-founder of Apple Inc