Markos (8-5-0) has rotated wins and losses throughout her UFC run, with her last fight being a unanimous decision win over Juliana Lima at UFC On Fox 27 earlier this year. Markos also competed on the UFC Ultimate Fighter 20, making it to the semi-finals before losing to finalist Rose Namajunas. Markos also competed once in the Resurrection Fighting Alliance, losing to fellow UFC fighter Justine Kish at RFA 12.
Ansaroff (8-5-0) enters the contest riding a two bout winning streak, defeating the duo of Jocelyn Jones-Lybarger and Angela Hill. Ansaroff has seen all four of her bouts in the UFC make it into the third round, with three of those fights going the distance. Ansaroff also competed once under the Invicta FC banner, defeating Munah Holland by second round knockout at Invicta FC 7.
UFC On Fox 30 takes place on Saturday, July 28 from a location to be announced in Canada with no main event announced at this time. Fightful is providing live coverage of the event, which airs live on Fox.