Green won the Democratic primary as his party's nominee for [[Lieutenant Governor of Hawaii]] and was the running mate of incumbent Democratic Governor [[David Ige]]. They both won the general election on November 6, 2018. Ige tasked Green with addressing the chronic homeless crisis in Hawaii, calling on him to use his background as a physician to address the complex issues such as mental illness and addiction which affect the homeless at high rates in Hawaii.<ref>{{Cite web|last=Nakaso|first=Dan|date=2019-02-28|title=Lt. Gov. Josh Green targets homelessness|url=https://www.staradvertiser.com/2019/02/28/hawaii-news/lieutenant-governor-targets-homelessness/|url-status=live|archive-url=|archive-date=|access-date=2020-06-29|website=Honolulu Star-Advertiser|language=en-US}}</ref>

 

 

==Personal life==