Chen will face Lauren Diaz-Yi in the 36-hole championship match on Saturday.
Popov and Park finish 1-2 after 18 holes.
Trojans looking for fifth conference crown and fifth win this season.
Trojans tie for fifth, their three-event win streak snapped.
Junior is one off lead, Trojans eight back.
THIS SEASON: Doris Chen is a two-time All-American who played a vital role in USC's 2013 NCAA championship. The 2012 Pac-12 individual champion has been a model of consistency as a Triojan and has finished outside the top 30 only twice in her career.
2012-2013: Chen earned 2013 WGCA All-American and All-Pac-12 second team honors as a sophomore, posting four top 10 finishes and seven in the top 16. She was fourth on the team in stroke average (73.19) with one round in the 60s, which came in her season-best tie for third at the Stanford Intercollegiate with a 1-under 212 (69-70-73). She tied for fourth at the SDSU Farms Invitational at 5-over 221 (75-75-71), tied for seventh at the 2013 Pac-12 Championships at 1-over 217 (72-71-74) in USC's conference title and tied for 10th at the Bruin Wave Invitational at 8-over 224 (73-76-75). She helped USC win the 2013 NCAA Championship with a tie for 15th at 4-over 292 (72-78-72-70) ... Chen had a strong off-season that began with a magnificent run through the 156-golfer field of the 2013 U.S. Women's Amateur Public Links Championships where she reached the 36-hole final before falling 10&9. Chen tied for first -- with teammate Annie Park -- in the 156-player field to advance to the match play portion of the event ... Chen followed her strong play at the Public Links by making the cut at the U.S. Women's Open and tying for 50th overall at 15-over 303 (74-74-79-76) ... Chen was one of six Trojans who played in the 2013 U.S. Women's Amateur Championship and advanced the farthest in the 156-woman field, reaching the semifinals before bowing out, 3&2.
2011-2112: Chen earned 2012 NGCA All-American and All-Pac-12 first team honors, posting six top 11 finishes as a freshman last year, including a win at the 2012 Pac-12 Championship. Chen, who finished second on the team in stroke average at 72.85 with three rounds in the 60s, was ranked in the top 15 by season's end. She became USC's fifth conference medalist when she won the 2012 Pac-12 crown at 1-over 217 (77-72-68) for her first victory as a Trojan. She began the final round tied for 13th, but birdied five of the final seven holes to complete the comeback and the one-stroke win ... Chen followed that with a tie for eighth at the 2012 NCAA Central Regional at 5-over 221 (72-77-72), which marked her final top 11 finish of the year. She led USC with a tie for 14th at the NCAA Championships and completed the season never finishing outside the top 28 in any event ... After tying for 20th at the Stanford Intercollegiate in her only fall action, she tied for 10th at the Northrop Grumman Regional Challenge at 8-over 221 (72-71-78), finished seventh at the Allstate Sugar Bowl Intercollegiate at 1-over 217 (72-71-74), tied for ninth at the Battle at Rancho Bernardo at 3-over 147 (73-74), tied for 11th at the PING/ASU Invitational, tied for 28th at the Pacific Coast Intercollegiate before winning the Pac-12 title ... Her off-season was highlighted by earning a spot into the 2012 U.S. Women's Open Golf Championship
HIGH SCHOOL: Chen attended the IMG Leadbetter Golf Academy in Bradenton, Fla., where she won the 2010 U.S. Girls' Junior title. She capped a busy summer of 2011 by finishing as the runner-up at the 109th Women's North & South Amateur at Pinehurst. She also competed as an amateur at the 2011 U.S. Women's Open but did not make the cut. She earned the spot in the draw by winning a sudden-death playoff at a sectional qualifier. She was a 2010 Rolex Junior All-America first teamer when she won the U. S. Girls title and recorded four additional top-10 finishes in national junior golf, including a tie for fourth at the AJGA Junior at Innisbrook. Chen also earned Rolex Junior All-American honors in 2007-09. In addition to winning the U.S. Girls title in 2010, she also helped the U.S. win the Junior Ryder Cup over Europe, 13.5-10.5, that year. She was also a semifinalst at the 2009 U.S. Girls' Junior.
PERSONAL: Chen was born March 3, 1993, in New York. She is the daughter of Chien-Yi and Jessy. She is majoring in international relations.
GET TO KNOW ME:
Who is your favorite professional athlete and why?
If you could play with any 3 people in the history of the world, who would it be?
Why did you choose to come to USC?
What is your favorite golf course?
What is your favorite USC home golf course?
What is your greatest golf memory?
What is your favorite type of food?
What do you like to do when you're not playing golf?
Tell us something about yourself that people don't likely know about you.