Wuthichat Choomsanit (Thai: วุฒิชาติ ชุ่มสนิท; 14 May 1965 – 6 November 2025), better known by the pen name Binlah Sonkalagiri (บินหลา สันกาลาคีรี, RTGS: Binla Sankalakhiri), was a Thai author. He won the S.E.A. Write Award in 2005 for his work Chao Ngin (Princess).