Do I get a residence in USA if I am on a tourist visa and I get married with my fiancé that has green card in USA ?

As long as you did not have the intention to immigrate at the time that you entered the U. S. under the tourist visa, there is no prohibition against your marrying your fiancé and adjusting your status in the U. S. Due to the limitations of the Lawyers.com Forums, Alan Lee, Esq.'s (the "Firm") participation in responding to questions posted herein does not constitute legal advice, nor legal representation of the person or entity posting a question. No Attorney/Client relationship is or shall be construed to be created hereby. The information provided herein by the Firm is general, and requires that the poster obtain specific legal advice from an attorney. The poster shall not rely upon the information provided herein as legal advice nor as the basis for making any decisions of legal consequence.