[[Rekayasawan|Ir.]] '''Ali Wongso Halomoan Sinaga''' ({{lahirmati|[[Sidikalang]], [[Sumatra Utara]]|10|12|1954}}) adalah Ketua Umum DPP [[Sentral Organisasi Karyawan Swadiri Indonesia]].<ref name=":0">{{Cite web |url=http://poskotanews.com/2017/10/17/golkar-sambut-baik-terpilihnya-ali-wongso-jadi-ketum-soksi/ |title=Salinan arsip |access-date=2018-06-26 |archive-date=2018-06-26 |archive-url=https://web.archive.org/web/20180626163703/http://poskotanews.com/2017/10/17/golkar-sambut-baik-terpilihnya-ali-wongso-jadi-ketum-soksi/ |dead-url=yes }}</ref><ref>{{Cite book|date=2010|url=https://books.google.co.id/books?id=i5UP5the_QkC&pg=PA175&lpg=PA175&dq=Pimpinan+DPRD+Jawa+Tengah+1992-1997&source=bl&ots=ndOaiw_w2P&sig=ACfU3U2YBXQy0WjySPxFrM9JjW5SeMoJqw&hl=id&sa=X&ved=2ahUKEwiTk6HOkKL1AhWUWHwKHSScDi84KBDoAXoECAkQAw#v=onepage&q=Pimpinan%20DPRD%20Jawa%20Tengah%201992-1997&f=false|title=Wajah DPR dan DPD, 2009-2014: latar belakang pendidikan dan karier|publisher=Penerbit Buku Kompas|isbn=978-979-709-471-3|language=id}}</ref>