Madonna

Sonic’s “was supposed to be” first love interest

Doctor Eggman

•Kissed in AoStH ep 1 (13) (Best Hedgehog) (Sonic disguised as a woman) •Flirted in AoStH ep 63 (Sonic Is Running) and ep 65 (Sonically Ever After) (Sonic disguised as a woman)

Breezie:

One-sided Affection on Sonic’s side in AoStH ep 8 (3) (Lovesick)

Merhog

Love Interest in AoStH Ep 56 (The Little Merhog) (only one episode)

Sally Acorn

Love Interest in Sonic SATAM

Princess Elise

Kissed in StH06

Knuckles the Echidna

Flirted in Frontiers

Rouge the Bat

Flirted in IDW and Crossworlds (only in English version)

Shadow the Hedgehog