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Kirby Peterson

Kirby Jean Peterson

Wednesday, September 11th, 1957 - Friday, January 10th, 2020
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Kirby Jean Peterson, 62, of Marana, passed away on January 10, 2020 surrounded by family. Kirby was born September 11, 1957 to John and MarJean (Beilke) Peterson at Fargo ND. She grew up in Scottsdale AZ and attended Arizona State University and earned a degree in nursing in 1980. On August 28th, 1998 Kirby was united in marriage to the late Loren Leonberger in Tucson.
In high school, she loved riding her horse Mahogany Rebel in Hunter-Jumper & Equestrian competitions. Kirby’s nursing career included working in the ER, ICU, Heart Clinic, Neurological Center and for a short time as a helicopter flight nurse until she retired after 35 years of serving others. She was involved in animal rescue. She recently became involved in IDPA where she participated in shooting competitions and became a certified range safety officer. Kirby dedicated her life to helping family, friends, and all types of animals in so many ways.
Kirby is survived by her sister Marcia Turner of Chandler, AZ, Todd (Sharon) Peterson of Fall Creek, WI and significant other Patrick Stefanski Flagstaff, AZ, seven nephews and nieces and twelve great nephews and nieces. Kirby is preceded in death by her husband Loren Leonberger, father John M. Peterson, mother MarJean H. Peterson, brother Monte M. Peterson and great nephew Keaton W. Nelson.
Funeral services will be Saturday January 18th, 2020 at 10:00 at the Adair Avalon Chapel in Oro Valley.
In lieu of flowers, donate in Kirby Peterson’s name to Arizona Pug Life Rescue at Online condolences can be given at
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Service Details

  • Service

    Saturday, January 18th, 2020 | 10:00am
    Saturday, January 18th, 2020 10:00am
    Adair Funeral Home Avalon Chapel
    8090 N. Northern Ave.
    TUCSON, AZ 85704
    Get Directions: View Map | Text | Email


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Private Condolence
Julie and Lee Centner, From Melissa Walker Peterson, and others have sent flowers to the family of Kirby Jean Peterson.
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Alexis Artwohl

Posted at 09:31am
Kirby was a lovely person inside and out. She will be missed by all who knew her.
Alexis Artwohl


Posted at 12:58pm
what abeatiful classy cousin she was way too yougt my heart and prayers go out to the family lean on each other to get through this time of sorrow love to you all your cousin greg


Posted at 06:26pm
I Love you Kirby!
Tree Image
A memorial tree was planted in the memory of Kirby Peterson

Mona & Tom Stefanski

Posted at 04:18pm
$100.00 has been donated in Kirbys name to Az Pug Life Rescue, RIP Kirby, Mona & Tom Stefanski

Julie Centner

Posted at 03:40pm
My husband Lee and I knew Kirby from our work with AZ DPS and TMC ER/Trauma services. She was a lovely woman with a heart of gold who touched many people. I will never forget how supportive she was of me as I started my nursing career. Our condolences to all her family and friends.
Julie and Lee Centner
Gillette, Wyoming

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520-201-1130 Dodge Chapel: 1050 N. Dodge Blvd. | Tucson, AZ 85716 | Phone: 520-201-1130
Avalon Chapel: 8090 N. Northern Ave. | Oro Valley, AZ 85704 | Phone: 520-201-1141