Wally West
Lilith Clay goes by the name Omen in the "DC Rebirth" comics. She was in the team called Titans, which is composed of former Teen Titans members who are now grown up with Nightwing, Donna Troy, Arsenal, Tempest, and the Wally West version of Flash. When the Speed Force restores the Titan's memories of Wally West, it is shown that Wally and Lilith used to be in a romantic relationship. Lilith left to pursue a relationship while the team disband shortly afterwards