Wyoming does not require a blood test before a marriage license will be issued. You can marry immediately after your marriage license is issued.
In Wyoming, as in most states, you must be of the age of consent, not be too closely related to your intended spouse, not be married to anyone else, and have sufficient "mental capacity," meaning you understand what you are doing when you marry.
No. In Wyoming, you must obtain a marriage license and enter into a legal marriage in order to be considered married. Living together and taking the same name don't create a common-law marriage.
No. Wyoming doesn't allow partners of the same sex to marry, nor does it recognize domestic partnerships, civil unions, or reciprocal beneficiaries. For trends in same-sex marriage laws, see the article Same-Sex Marriage: Developments in the Law.
Learn about the proper legal steps to define and protect your relationship in the eyes of the law with Living Together: A Legal Guide, by Attorney Ralph Warner, Toni Ihara, J.D. and Attorney Frederick Hertz (Nolo), or Legal Guide for Lesbian & Gay Couples, by attorneys Denis Clifford, Frederick Hertz and Emily Doskow (Nolo).