Yes, but there are restrictions.
Closed Al-Anon meetings are restricted to people who have family or friend(s) that have a drinking problem.
Alateen meetings are restricted to teenagers who have family or friend(s) that have a drinking problem.
Open Al-Anon meetings are open to anyone interested in Al-Anon. If you are required to attend meetings for educational purposes or are just curious about how the program works, please attend meetings that are 1) not designated as Closed and 2) not designated as Alateen.