The Mishna tells us (Taanis 26b) that on the 15th of Av, unmarried girls would borrow clothes, dance in the vinyard, and invite the unmarried men to choose them for marriage. The Talmud (Taanis 30b) ...
Many people, I'm sure, have heard of the famous segulah for finding one's soulmate: praying at the grave of Yonasan ben Uziel in Amukah, Israel. I'm not asking if this works, or why it would work, or ...
I know the Talmud describes how the fifteenth day of the month of Av (Tu b'Av) was a day of ... I'd say "matchmaking", but I think "marriage-minded-singles-meeting" is more like it: אמר רבן שמעון ...