Cougar marriages are relatively rare—only about 1.7% of U.S. marriages in 2016 featured women 10 or more years older than their husbands.

What is the best age difference between husband and wife?

According to the results of a survey conducted by Nikah Forever, a majority of respondents agreed that between three and five years was an acceptable age gap between a husband and wife. This share was higher among women than men during the survey period.