Actually, if you rely on your spouse's income or efforts, you may need life insurance to help replace the lost income or cost to replace the work performed by your spouse on behalf of your family.
And, many families choose term life insurance to do just that, because term life is by far the most affordable life insurance protection available.
Term life offers you coverage lasting for a "Term" (duration) of 10, 15, 20, 25 or 30 years - to meet your specific needs at the most budget-friendly price.
If you were to buy permanent life insurance it would cost up to 5-10 times more than you would pay for the same amount of term life insurance.
You can buy life insurance on your spouse because spouse's have an insurable interest in one another. Insurable Interest in the person you wish to insure for life insurance is a basic requirement to purchase coverage.
Learn more about whether you should buy a term life insurance policy on your spouse.