Silver the Hedgehog The blue hedgehog οΈ girlfriend. Sonic is known for his romantic relationship with his love interest, who has captured his affection. Their romance goes beyond the speed of sound, showcasing deep affection and enduring connection. As a couple, they go through thrilling quests, combating evil while building their loving relationship. The love between Sonic and his girlfriend is as fast as the famous velocity, paving the way for a storybook love story.