Family
Wife
Valentina Ismetiah Bitticaca, born on 30th December 1968 in Toraja, South Sulawesi. She was a former Doctor at Rumah Sakit Jiwa Ambon. Now she continuous her studies in Runah Sakit Mangunkusumo.
Children
- Kharisma Pascal, is the first child of 3 children's from William Sabandar and Valentina Bitticaca. He was born on 16th April 1995, Makasar, South Sulawesi. He really enjoys playing basketball and has a big name in Junior high school basketball in Indonesia. He has many awards in basketball. He curently goes to school in BiNus Internasional School Serpong.
- Karunia Julio, is the 2nd Child of 3 children's from William Sabandar and Valentina Bitticaca. He was born on 10th July 1996 ,Makasar, South Sulawesi. Julio is very similar to his father. Both of them had very good grades at school and has a hobby for reading. He currently goes to school at BiNus International school Serpong.
- Kasih Maharani, is the youngest child of 3 of William Sabandar and Bitticaca. She was born on 26th May 1998, Ambon, Maluku. She Currently goes to the same school as her brother wich is BiNus international School Serpong.
Parents
- Jacob Sabandar, the father of William Sabandar.
- Christina Sabandar, the mother of William Sabandar.
Parents in law
- Ishak Bitticaca, Father of Valentina Bitticaca
- Antoinita Bitticaca, Mother of Valentina Bitticaca
Siblings
- Sita Sabandar
- Alvan Sabandar
- Samuel Sabandar
Siblings in law
- Victor Bitticaca
- Vivian Bitticaca
- Veronicus Bitticaca
- Verni Bitticaca
- Verdi Bitticaca
- Veronica Bitticaca
- Vian Bitticaca
