When people think of great DC Comics romances, they tend to think of Lois Lane and Clark Kent, or more recently Harley Quinn and Poison Ivy. These are romances the fans have long decided are perfect pairings that shouldn't ever be broken up. However, there are some romances within the world of DC that don't get to last quite that long.
Source:https://www.cbr.com/dc-comics-best-romances-sadly-ended-too-soon/