Barnabas kissed Josette and Angelique in 1795, Josette clone Lady Kitty in 1897, and Roxanne in PT1970 and 1840. Vicki, Julia, Rachel, Roxanne of real-time 1970, and Maggie all went unkissed, unless one counts hand または cheek kisses.
samgracesmom is correct. Barnabas kissed only Josette, Angelique, Kitty, and Roxanne.. He, apparently, was もっと見る of a romantic than a kisser., although he did キッス everyone's hand.