Halimah menikah dengan [[Mohammed Abdullah Alhabshee]],<ref>{{cite news|last1=Tham|first1=Yuen-C|title=More consultation needed before my decision to run for president: Halimah Yacob|url=http://www.straitstimes.com/politics/more-consultation-needed-before-my-decision-halimah|accessdate=29 July 2017|publisher=Straits Times|date=17 July 2017|archiveurl=https://web.archive.org/web/20170729132657/http://www.straitstimes.com/politics/more-consultation-needed-before-my-decision-halimah|archivedate=29 July 2017}}</ref>, seorang pensiunan<ref>{{cite news|author1=Nur Asyiqin Mohamad Salleh|title=Halimah Yacob unveils presidential election campaign slogan and team|url=http://www.straitstimes.com/politics/halimah-yacob-unveils-presidential-election-campaign-slogan-and-team|accessdate=29 August 2017|work=The Straits Times|date=29 August 2017|archiveurl=https://web.archive.org/web/20170829145331/http://www.straitstimes.com/politics/halimah-yacob-unveils-presidential-election-campaign-slogan-and-team|archivedate=29 August 2017|language=en}}</ref> keturunan Arab,<ref>{{cite web|title=Getting to know Mohamed Abdullah Alhabshee, husband of Madam Halimah Yacob|url=https://www.thoughtssg.com/2017/06/11/getting-to-know-mohamed-abdullah-alhabshee-husband-of-madam-halimah-yacob/|website=Thoughts of Real Singaporeans|accessdate=29 July 2017|archiveurl=https://web.archive.org/web/20170729132917/https://www.thoughtssg.com/2017/06/11/getting-to-know-mohamed-abdullah-alhabshee-husband-of-madam-halimah-yacob/|archivedate=29 July 2017|date=11 June 2017}}</ref>, dan memiliki lima anak.<ref name="Zhang2017">{{cite news|last1=Zhang|first1=Laura|title=Our First Gentleman to be, Mohamed Abdullah Alhabshee|url=http://www.theindependent.sg/our-first-gentleman-to-be-mohamed-abdullah-alhabshee/|accessdate=17 August 2017|work=www.theindependent.sg|publisher=The Independent|date=8 August 2017|archiveurl=https://web.archive.org/web/20170817134932/http://www.theindependent.sg/our-first-gentleman-to-be-mohamed-abdullah-alhabshee/|archivedate=17 August 2017}}</ref> Halimah adalah seorang muslimah.<ref>{{cite web | title = Halimah Yacob named Singapore's first female president | publisher = Al Jazeera | date = 14 September 2017 | accessdate = 14 September 2017 | url = http://www.aljazeera.com/news/2017/09/halimah-yacob-named-singapore-malay-president-170913073940319.html }}</ref> Dia tinggal di dupleks [[Perumahan HDB|HDB]] publik di Yishun, terdiri dari satu 5 kamar rata dan satu 4 kamar rata bergabung bersama dengan menghancurkan dinding tengah.<ref>{{cite news|last1=Zhang|first1=Laura|title=Our First Gentleman to be, Mohamed Abdullah Alhabshee|url=http://www.theindependent.sg/our-first-gentleman-to-be-mohamed-abdullah-alhabshee/|accessdate=17 August 2017|work=www.theindependent.sg|publisher=The Independent|date=8 August 2017|archiveurl=https://web.archive.org/web/20170817134932/http://www.theindependent.sg/our-first-gentleman-to-be-mohamed-abdullah-alhabshee/|archivedate=17 August 2017}}</ref>
