|Full Name||Zachary "Zack" Ian Tredwell|
|Birth date||November 9|
|Personality||Stubborn, humorous (on occasion)|
|Birth place||Tokyo, Japan|
Zack Tredwell is Zoey Heart's ex boyfriend, and 3rd worst rival of the Powder Puff Girlz; after he joins Razor and tries multiple times to kill Zoey and Skyler. Rosie Tredwell is his little sister and still friends with the Hearts and Kitori and not willing to unfriend the other.