Johnny Test is 8 years Old he likes jane and jane likes him too Jane said to crhissy that he is So hot!
| Jonathan Test | |
 | |
| Voice Actor | James Arnold Taylor |
| Age | 8 |
| Hair Color | Blonde |
| Eye Color | Blue |
| Friends | Dukey
Susan Test Mary Test Bling-Bling Boy (sometimes) Gil Nexdor Jillian Vegan Mr. Black Mr. White |
| Enemies | Bumper Randalls
Sissy Blakely Bling-Bling Boy (sometimes) Dark Vegan Wacko Zizrar the Mole King Mr. Mittens |
| Relationships | Jillian Vegan (One-sided relationship, on her side)Sissy Blakely (mostly a rivalry, but they are sometimes attracted to each other; full relationship in Saturday Night's Alright for Johnny)
Janet Nelson Jr. (One-sided relationship, on his side, with slight signs of attraction from her too |
