/Parishes & Mass Times/Parish & Mass Finder/Our Lady of Mercy

Our Lady of Mercy

Parish Information

  • 9200 Kentsdale Drive Potomac, MD, 20854

Parish Staff

  • Pastor: Rev. William D. Byrne
  • Pastoral Assistant: Sr. Patricia Mensing, SSJ, Jayne Traynor Rose
  • Parochial Vicars: Father Joseph Cwik
  • Deacons: Deacon Charles P. Huber
  • Business Manager: Mary Conlon
  • Administrative Assistant: Kelly Athey, Mary Kate Kassman
  • Facilities Manager: German Lopez
  • Building & Plant Management Team: German Lopez, Josias Arriaza, Maria Odornez, Lorena Rodriguez, Luis Velasquez
  • Pastoral Associates, Faith Formation/Evangelization (RCIA/Adult Formation): Anna LaNave, Susan Gurzo
  • Coordinator of Children's Faith Formation: Anne Walker
  • Pastoral Associates, Liturgy & Music: Jayne Traynor Rose, Debbie Seegers
  • Organist, Liturgy & Music: Alina Belenky
  • Pastoral Associate, Social Justice/Social Concerns Ministry: Jay George
  • Youth Ministry: Becca Hadley

Pastor: Rev. William D. Byrne

Canonically Established: 1959

Wheelchair Accessible

Service Information

Mass Times:

  • Tuesday at 7:00 AM
  • Wednesday at 7:00 AM
  • Thursday at 7:00 AM
  • Friday at 7:00 AM
  • Monday at 8:30 PM
  • Tuesday at 8:30 PM
  • Wednesday at 8:30 PM
  • Thursday at 8:30 PM
  • Saturday at 5:00 PM
  • Friday at 8:30 PM
  • Sunday at 7:00 AM
  • Saturday at 9:00 AM
  • Sunday at 8:30 AM
  • Holy Days at 7:00 AM
  • Sunday at 10:45 AM
  • Holy Days at 8:30 AM
  • Sunday at 12:30 PM
  • Holy Days at 11:00 AM
  • Sunday at 3:00 PM (Korean)
  • Holy Days at 7:30 PM
  • Sunday at 5:00 PM
  • Monday at 7:00 AM

Confession Times:

  • Tuesday, 1:45 PM to 2:45 PM
  • Sunday, 12:15 PM to 12:30 PM
  • Sunday, 4:30 PM to 5:00 PM
  • Saturday, 4:00 PM to 4:45 PM
  • Sunday, 6:45 AM to 7:00 AM
  • Sunday, 8:15 AM to 8:30 AM
  • Sunday, 10:30 AM to 10:45 AM

Eucharistic Adoration

Eucharistic Adoration Chapel available at all times