Monica C. Yun is a Partner at Keystone Law Group, P.C., practicing primarily in trust and estate litigation matters. She has successfully represented trustees, personal representatives, beneficiaries, heirs, creditors, and conservators in connection with probate litigation and administrative matters. Monica has litigated matters concerning, without limitation, trust contests, will contests, creditor’s claims, inheritance rights, fiduciary appointments and removals, financial elder abuse claims, heirship claims, 850 petitions, and contested conservatorship issues. Monica has appeared before courts in Los Angeles County, Orange County, Riverside County, San Bernardino County, and Kern County.
Monica was selected by Super Lawyers Magazine as a Rising Star in 2018-2020; 2022-2023. She was also included in “Top Women Attorneys of Southern California,” a special section in the September 2018 issue of Los Angeles magazine. In 2024, Monica was named to The Best Lawyers in America by Best Lawyers®: Ones to Watch list in the categories of Litigation – Trust and Estates; Trusts and Estates
Monica joined Keystone in March 2015 and immediately began to impress her colleagues and clients. Monica has demonstrated an innate ability to quickly master complex legal issues, and her colleagues have utilized her skills and abilities to contribute to many of the firm’s most challenging probate litigation matters over the past few years. As Monica’s skill set has developed, she is serving as the primary handling attorney for many of the firm’s cases. We are excited to continue to have Monica as an integral part of the team.
Monica received her undergraduate degree from the University of California Los Angeles, graduating magna cum laude, and her law degree from the University of California, Hastings College of the Law.
Outside of the office, Monica is a cinephile and enjoys spending time with her husband, daughters, and dog.