In the caption, she reflected upon the many things in life she is thankful for, including her girlfriend, Amber.
"At this moment I am at peace and filled with joy and gratitude. I am grateful to God, my doctors and nurses for my restored good health. I am grateful for my sister, Sally-Ann, for being my donor and giving me the gift of life. I am grateful for my entire family, my long time [sic] girlfriend, Amber, and friends as we prepare to celebrate a glorious new year together," the Good Morning America anchor wrote.
According to Variety, an ABC News spokesperson said that Roberts has been in a 10-year relationship with a woman named Amber Laign, a massage therapist whom she met through mutual friends.
"We love Robin and Amber, who we have all known for a long time," a spokesperson for GMA said. "We were so touched by her Facebook message today and so thankful for all the loving support she has in her life."
Roberts has been a co-anchor at GMA since 2005, previously working as an anchor for ESPN's SportsCenter from 1990 to 2005.