The 27-year-old fashion designer had been dating David Schulte for less than a year before they decided to go their separate ways, Us Weekly is reporting.
Fortunately, it sounds like there are no hard feelings.
"He was a great guy and cute," a source told the site. "But it didn't work out."
Meanwhile, Ashley's sister Mary-Kate Olsen has been the subject of engagement rumors after she was spotted shopping for engagement rings in Los Angeles last month.
Mary-Kate is currently dating Olivier Sarkozy, who is 17 years her senior. Despite the controversy over their May-December romance, which Olivier's ex-wife referred to as "grotesque" and "not right," things seem to be going pretty well...and we would probably know pretty quickly if they weren't, since the couple is not shy about showing their affection for each other.