O (name)

Ō is a Japanese family name. Ō (often romanized as "Oh" or "O") is a rare family name which is equivalent to Wang in Chinese. Ō is the way Japanese pronounce the character 王. Most Japanese with such a surname are Chinese descendants, while others, such as actress Sandra Oh, are Korean.

People who have this name include:

• O Rissei , a famous Go player
• Sadaharu Oh, the all-time home run king
• Sandra Oh, an actress