Claim your Account

This form is for Alumni only!
If you are an Undergraduate who needs assistance signing up for MyTDX for the first time, or trying to find your initiation fee invoice, please send an email to, or call 1-800-999-1847 x0.


MyTDX is Theta Delta Chi's database and member resource portal. The email address you provide in this form will be used for your invite. Once you receive your invite, you can set your password. The invite will come from

Please answer all form fields to help us find your record in the database and provide you access.
Invites will be processed within 24 hours, but please keep in mind this is a manual process and involves a staff member processing this form. If you do not receive your invite or need help with access, please call 800.999.1847 ext.0 or email
Charge? *
Select your Charge & Host Institution

Full Name (First Middle Last) *
Delegation (Four Years after enrollment e.g. class of '84) *
Email Address for Login *