Romantic couples with a large age gap often raise eyebrows. While there is variation across cultures in the size of the difference in age-gap couples, all cultures demonstrate the age-gap couple phenomenon. About 1% of age-gap couples involve an older woman partnered with a younger. If having a family is something you want from a relationship then obviously age differences become a bigger consideration. Women's fertility naturally begins to. Curious outsiders are quick to judge when they can see a wide age gap between two romantic partners. Maybe this is why the rule is so appealing. In a world in.