You can set up multiple accounts for different beneficiaries including yourself and others who are not your children. (turbotax.intuit.com)
Of course, a customer who holds several accounts in different legal capacities (for example, as trustee for several different trusts with different beneficiaries) may receive separate protection for each account. (rwbaird.com)
However, each beneficiary may have more than one account and, you may open separate accounts for as many different beneficiaries as you wish. (misaves.com)