According to People, former "Grey's Anatomy" star TR Knight has married his boyfriend of three years who is identified only as Patrick. See more same-sex celebrities who are engaged or married:
"Glee" star Dot-Marie Jones (right) proposed to longtime girlfriend Bridgett Casteen near Disneyland Resort's Sleeping Beauty Castle in Anaheim, California, recently during Gay Days Anaheim.
Lance Bass (right) popped the question to boyfriend Michael Turchin, and the couple announced their engagement on Instagram on September 1, with a shot of Turchin flashing the ring.
Raven-Symone tweeted in August 2013 that she was pleased with the recent rulings on gay marriage. "I can finally get married! Yay government! So proud of you," the former "Cosby Show" star wrote. In September E! reported that the actress attended an event in Atlanta with rumored girlfriend, AzMarie Livingston.
Attorney Justin Mikita (left) and "Modern Family" star Jesse Tyler Ferguson announced their engagement in 2012 via their website tietheknot.org. Their foundation sells ties with the proceeds going to organizations that support same-sex marriage. The pair have been outspoken about their advocacy.
"How I Met Your Mother" star Neil Patrick Harris (left) and David Burtka announced their engagement in 2011. The couple are parents of twins, Gideon Scott and Harper Grace.
Country star Chely Wright (left) and Lauren Blitzer married in August 2011 and are the parents of identical twin sons, George Samuel and Everett Joseph.
Interior design guru Nate Berkus (left) and Jeremiah Brent were photographed engaging in some PDA after their engagement in April 2013.
"Sex and the City" star Cynthia Nixon (left) started dating activist Christine Marinoni in 2004, got engaged in 2009 and the couple married in 2012.
Musician Linda Perry (left) and actress Sara Gilbert got engaged in 2013, which Gilbert announced on "The Talk," where she serves as one of the moderators.
Several of George Takei's (left) "Star Trek" co-stars attended the ceremony when he married longtime partner Brad Altman in 2008.