____________ (School/ College Name)
Subject: Apology for rude behavior
I beg to inform you that I am a student of _________ (class) and I write this letter to apologize for the misbehaviour.
My name is _______ (mention name) and I am writing this letter in reference to the misconduct which took place on __/__/____ (date) in ________ (period). I accept that such an intolerable behavior is not acceptable and I should not indulge in it. I would like to say that it was not done intentionally and I ensure such behavior would never be repeated on the school’s premises.
It is to request you to kindly accept my sincere apologies. I ensure such activities will be prevented in coming future.
_____________ (your name),
_____________ (roll number)