Hillary P. Gagnon

4.5 (31 reviews )

Glendale Arizona United States

Litigation - Trusts and Estates Trusts and Estates

Recognized in Best Attorney USA since 2021

About Hillary

Hillary P. Gagnon is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates and Trusts and Estates. Hillary’s practice is devoted exclusively to probate, trust, estate, guardianship, and conservatorship matters, as well as estate planning and the mediation of probate and trust disputes.Hillary has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hillary is held by other top lawyers in the same geographic and legal practice area.

Hillary has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hillary is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Litigation - Trusts and Estates

Trusts and Estates

Education

Wheaton College (Norton)

Suffolk University

Professional Affiliations

Awards & Recognition

Contact Me

Login Required

Please login to contact this attorney

Reviews

4.5 / 5

31 Reviews

1,035 Profile Views

Ira Grant

Jan 26, 2026

A huge weight off my shoulders thanks to the amazing work of Hillary P. Gagnon

Hillary P. Gagnon has been doing this since Recognized in Best Lawyers since 2021, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my lega...

Monique Turner

Jan 26, 2026

Professional service and clear communication provided by Hillary P. Gagnon in Glendale

Needed help with Litigation - Trusts and Estates law and Hillary P. Gagnon delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in Arizona looking...

Amber Hauck

Jan 26, 2026

The absolute best in Glendale for Litigation - Trusts and Estates law - and I mean that from the bottom of my heart

If you're looking for someone who actually cares and will fight for you, go to Hillary P. Gagnon. They helped me out big time with my Litigation - Trusts and Estates law issue and kept me informed at...

Josefina Reilly

Jan 26, 2026

Outstanding experience with Hillary P. Gagnon in Glendale - truly the best legal team

Short and sweet: Hillary P. Gagnon is the real deal and a true professional in the field of Litigation - Trusts and Estates law. If you're in Glendale and need help with your legal issues, call them i...

Travis Brown

Jan 26, 2026

Highly recommend Hillary P. Gagnon for anyone needing expert Litigation - Trusts and Estates law help in Arizona

I didn't think I'd find such a good lawyer in Arizona, but here we are and I am thoroughly impressed. Hillary P. Gagnon is just awesome and exceeded all my expectations. No complaints at all! They rea...