Dating History:

Tyler in 1996 (at Hemery High School in LA, noted in B1)

One Date with Owen in Never Kill a Boy on the First Date

Angel (For the B/A story, click here.)

One Date with Tom Warner, demon worshipping frat boy in Reptile Boy

Cameron Walker gives her a ride to school (maybe a predate?) in Go Fish.

Buffy dates Scott Hope starting in Faith, Hope & Trick through Homecoming when he breaks up with her.