German phrase
Ich habe einen Termin unter dem Namen ~.
Meaning
I have an appointment under the name ___
When to use it
It's booked under a name. This polite phrase works for family or group names.
Example dialogue
Ich habe einen Termin unter dem Namen Familie Tanaka.
I have an appointment under the name of the Tanaka family.
Ist das der Termin um 14 Uhr?
Is that the appointment at 2 p.m.?