Support for Gay Marriage Stable, at 63% May 22, 2019 A majority of Americans (63%) continue to say same-sex marriage should be legal, on par with the 64% to 67% Gallup has recorded since 2017. CONT. Justin McCarthy, Gallup Share: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Email a link to a friend (Opens in new window) Email Share on LinkedIn (Opens in new window) LinkedIn Share on Tumblr (Opens in new window) Tumblr Share on Pinterest (Opens in new window) Pinterest More Print (Opens in new window) Print