Courtland Avenue Public School Principal Dudley Brown says a student claims a man grabbed her and tried to take her school bag and phone on her way to school Wednesday morning.
A notice posted on the school's website goes on to say the student was able to get away and was briefly followed by the man until she reached school property.
He is described as a large, bald white man.
Regional Police have been notified and are asking anyone with information to call them at 519-570-9777 or Crime Stoppers at 1-800-222-8477.
Principal Brown says all students at the school are safe and they are proud of the student for seeking immediate help.
He says this serves as a reminder to tell kids to never speak with strangers and report anyone or anything suspicious.
The school on Courtland near Queen in Kitchener is home to approximately 210 Grade 7 and 8 students
The full notice can be read here.