Silalahi 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: Delima Silalahi, Indonesian environmental activist Duma Riris Silalahi (born 1983), Indonesian actress, singer, fashion model and a beauty pageant Rosianna Silalahi (born 1972), Indonesian news presenter Samuel Silalahi (born 2005), Norwegian footballer Sudi Silalahi (1949-2021), Indonesian politician and military officer T. B. Silalahi (1938-2023), Indonesian politician and military officer