Goldie Hawn and Kurt Russell have been together for four decades, and are parents to Wyatt Russell. Kurt is also a father figure to Hawn's two other children.
While Hawn and Kurt make magic together onscreen, it is their close family and sweet love for each other that we most admire, and marriage has not been necessary to achieve that.
Oprah Winfrey and Stedman Graham, an accomplished businessperson, author, and speaker first met in 1986 and have been together for nearly four decades now.
Despite never walking down the aisle, and having no intentions of doing so, Winfrey and Graham have been technically engaged since Graham proposed in 1992.
Despite speculation about marriage after Rockwell referred to Bibb as his "wife" while on the awards circuit in 2018, the couple remains unmarried to this day.
Courteney Cox’s relationship with musician Johnny McDaid began shortly after the pair were introduced by their mutual friend, singer Ed Sheeran, post Cox’s divorce.
The duo announced their engagement in 2014 but called it off and fully broke up in 2015 before reuniting shortly after. They have remained together — but unmarried — since.
Paul Dano and Zoe Kazan first met in 2007 at rehearsals for the off-Broadway play "Things We Want." They have been together since — with no marriage license in sight.