Akira Toriyama created Dragon Ball in 1984.
Akira named most of the characters after puns on regular words, often involving food.
21. The Ginyu Force is named after dairy products.
Guldo = Yogurt, Recoome = Cream, Ginyu = Milk, Burter = Butter, Jeice = Cheese.
23. Mr. Popo = ?
“I named him just because it sounds comfortable” - Akira Toriyama.
For a complete list of names visit the Dragon Ball Wiki.