First comes love, then comes marriage, then comes ... combining finances? Well, maybe. Or maybe not — especially if you're worried you might end up regretting it.

In 2019, a majority (78%) of U.S. adults in relationships said they keep and manage joint finances with their partner, according to online insurance marketplace Policygenius. At the same time, one in five people regret combining finances with their spouse or partner, according to a 2019 MagnifyMoney survey, which polled over 1,000 Americans.