Lee Jennie is the younger sister of Lee Know from StrayKids but he has kept her a secret since he wanted to protect her. About Jennie Birthday: December 24, 2001 Birthplace: Daegot-myeon, Gumpo-si, South Korea Height: 5 ft (152 cm) Weight: 90 lbs (40 kg) Blood Type: A Languages: Korean; English; Japanese; Mandarine; Thai Instruments: Guitar; Piano; Violin; Sings Nicknames: Jen; Ni; NiNi Misc: Has danced since the age of 2; Competes as a dancer at her school; Attends a Seoul since she started school but started boarding in highschool