Simorangkir
Simorangkir is one of Toba Batak clans originating in North Sumatra, Indonesia. People of this clan bear the clan's name as their surname. Notable people of this clan include:
- Bintang Simorangkir (born 1943), Indonesian diplomat
- Johannes Chrisos Tomus Simorangkir (1922-1991), Indonesian politician
- Sari Simorangkir (born 1975), Indonesian singer