Lobelia Bracegirdle was a Hobbit lady of the Shire. She married Otho Sackville-Baggins and had one child named Lotho.
Cousin in law
Lobelia despises Violet because she and Bilbo are in love with each other and could get married and produce an heir, therefore not ensuring her family to became the sole owners of Bag End and the Baggins' family wealth. Her fears come true. Violet also doesn't allow her to be at the wedding. even ignoring her requests for an invitation there.