When your partner's ex-wife is still in the picture

If you’re dating in your 40s, there’s a good chance the person you’re seeing was married before. Sometimes the ex-wife is barely a footnote. Sometimes she’s a weekly presence: pickups, group texts, last-minute schedule changes, the occasional tense phone call that ends your evening.

When it starts to feel like a problem, it helps to know which parts tend to matter and which mostly don’t.

Hostility is more common than friendship

A 1999 study of 290 remarried people looked at how they related to their former spouses. Continued attachment or friendship with the ex was fairly rare. Hostility was more common than either.1 So if things between your partner and his ex feel chilly or tense, that’s closer to typical than you might assume.

The same study found the piece that did track with lower satisfaction in the new marriage: continued attachment to the former spouse. Wives were more bothered than husbands by a partner’s lingering attachment to an ex.1 Conflict, it turns out, isn’t the main signal. Emotional pull is.

A 2013 study drew on data from 1,546 people in relationships after divorce. Unresolved issues and negative interactions with a former spouse were associated with lower quality in the current relationship, and the effort people put into the new relationship appeared to be part of how that played out.2 Both are correlations, not proof of cause. But they suggest the old marriage leaks into the new relationship when it isn’t finished business.

When there are kids

If they share children, contact isn’t optional, and it shouldn’t be. A small 2011 study of 41 pairs of ex-spouses in stepfamilies found that when the nonresidential parent and the new stepparent communicated supportively about the kids, both ex-spouses were more satisfied with their own relationship with each other.3

That’s worth sitting with. Being the steady, polite adult in the room isn’t just good manners; in this study it went along with less friction between the two parents. If you’re at the stage of meeting the kids, meeting their kids for the first time has more on that.

Setting limits as a couple

Couples therapist Stephen J. Betchen, writing in Psychology Today in 2024, argues that couples have to act as a unit with an intruding ex, and that it’s usually the former partner of the ex, your partner in this case, who has to be respectful but firm about limits.4

In practice, that means:

• Agree together on what’s normal. Logistics about the kids, yes. Late-night venting, maybe not. You two decide, then he communicates it.
• Don’t become the messenger. Limits that come from you tend to read as the new girlfriend making rules.
• Watch the pattern, not one incident. A tense week around a custody change is different from months of him dropping plans when she calls.

If his divorce itself is still raw, red flags when dating a divorced man covers what to look for. And if it’s not his ex but his closeness to a former partner that bothers you, still close with an ex is the closer fit.

Limits on these findings

• The 1999 remarriage study is more than 25 years old; norms around co-parenting have changed.
• The stepfamily communication study is small (41 pairs).
• All three studies are correlational, and none followed new dating couples specifically.