Surname 里奇 (Ricky 
, Rich , Richie , among others...) , globally, is a widespread cognomen. The cognomen 里奇 is habitual in San Marino, where it is a common surname, Italy, and Isle of Man (explore the name in all countries). Not in comparison with a country's population, it is commonest in the United States, Italy, and the United Kingdom. More frequently, 里奇 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ritchie, Ricci, Ridge, Richie, Rich, Ricky | Democratic Republic of the Congo, Indonesia, United States, Philippines, Italy |
| Ritch | Democratic Republic of the Congo, United Kingdom, United States, Philippines, Australia |
| 里奇 | China |
| Richey | United Kingdom, United States, Philippines, Italy, Australia |
| Leech | Canada, United Kingdom, United States, Italy, Australia |
Lidge, Lige, Liqi, Litch, Puspita, Reach, Reich, Reiche, Ricchi, Riche, Richi, Richy, Riché, Rick, Ricucci, Riesch, Rige, Rikki, Riqi, Ritchey, Ritsch, Rizi, Rizzi, Райх, Рейх, Ризи, Рик, Рики, Ритчи, Рицци, Рич, Ричей, Ричи, Риччи, Рык, Рыч, Рітчі, ריץ, ריץ', ריצ'י, ריק, ריקי, ريتش, ريتشي, ريك, ライシュ, ライヒ, リッキー, リック, 李克, 李奇, 烈治, 瑞克, 瑞奇, 里克, and 里希