How many gilrs has bart fallen in Liebe with and who were they

Laura Powers
Jessica Lovejoy
Greta Wolfcastle
and recently Jenny (season 20)the samaritan girl
their not all there ar some in the future but your asking currently so.....

I can think of three right now:
The neighbor who babysat him
Reverend Lovejoy's Daughter
Rainier Wolfcastle's daughter

EDIT: Now there are 4: Those three plus the girl from tonight, Jenny

5 girls.

laura powells on "new girl in block"
jessica lovejoy in "Bart's girlfriend"
Rainier wolfcastle's daughter
jenny (season 20)
and Sherri oder Terri in "hello gutter hello fader"

I have no idea

5 girls