Meet Dennis Leahy

Attorney Dennis L. Leahy, P.C., has been successfully representing clients in Northern Illinois since 1976. Attorney Leahy served as Rockford City Attorney from 1976 to 1982 and served as Attorney for the Loves Park Civil Service Commission for many years.

Attorney Leahy graduated with honors from Northern Illinois University before receiving a Master’s Degree and a Juris Doctorate Degree.

Attorney Leahy is licensed in Illinois and Wisconsin and is admitted to practice before the U.S. District Court in Northern Illinois, the U.S. Tax Court, and the U.S. Supreme Court.

Key Dates           
Areas Served
  • Admitted to practice in the State of Illinois in 1976
  • Admitted to practice in the State of Wisconsin in 1981
  • Admitted to practice in US Court of Appeals in 1988
  • Admitted to practice in US Tax Court in 1989
  • Admitted to practice in US Supreme Court in 1989
  • Education: B.S. Ed., M.S. Ed., Northern Illinois University
    Ohio Northern University, Juris Doctorate


  • Winnebago County (Rockford)
  • Boone County (Belvidere)
  • Ogle County (Oregon)
  • Stephenson County (Freeport)
  • Carroll County (Mt. Carroll)
  • McHenry County (McHenry)
  • Lee County (Dixon)
  • Whiteside County (Morrison)
  • DeKalb County (DeKalb)


Attorney Leahy has helped many families in time of need with:

  • personal injury claims
  • workman’s compensation claims
  • real estate transactions
  • probating estates
  • trusts
  • traffic cases
  • DUI
  • adoptions
  • guardianships
  • divorces
  • wills
  • living wills
  • powers of Attorney
  • social security claims


Thousands Have Trusted Attorney Dennis Leahy