Others accused her of hypocrisy.
This year, the NYC gay pride parade was created to bring to focus the element of resistance.
Haley largely had anti-LGBT reputation and during her tenure as SC governor prior to joining the Trump adminstration.
'The citizens of SC spoke ... spoke something that I, too, believe, which is marriage should between a man and a woman, ' she said at the time. "I'm going to stand by the people of this state, stand by the constitution, I'm going to support it and fight for it every step of the way".
However, she said that they would "insist on respect for religious liberty as a cornerstone of our democracy".
Critics on the left responded to Haley's tweet by arguing that the former SC governor deserved the criticism for her conservative record and service in the Trump administration.
Working in an administration that has reputation for a lackadaisical - if not outright hostile - approach to LGBT rights, Haley complains about being booed come at a time when opposition to Trump in the LGBT community remains steadfast. "Sorry but guilt by association".
'Yes, you did not deserve it.
Gay pride parades across the country this weekend took on political overtones, an apparent reaction to the Trump administration.
The Republican and former reality television show host also broke from Democratic predecessor Barack Obama's practice of issuing a proclamation in honor of Pride Month.