Who fills out this form?

The petitioner fills out this form. The petitioner is the person asking the court for the appointment. Great care must be taken to list all interested parties. Great care must be taken to list all interested parties.

What does this form ask the court to do?

It asks the court to order a hearing and to make any necessary findings and appointments, such as appointing a standby or successor guardian. Great care must be taken to list all interested parties.

GN-3436

Petition for Appointment of Standby or Successor Guardian (with Hearing) (Minor Guardianship of the Estate)

Wisconsin · Wisconsin Court System · Effective May 28, 2020

This form is used to ask the court to appoint a standby or successor guardian for a minor's estate after a guardianship has already been set up. It asks the court to hold a hearing to make these appointments.

The court describes it as: To appoint a standby or successor guardian of the estate of a minor ward after the guardianship has been established (with hearing).

Open the official PDFfrom Wisconsin Court System

Where this fits in a case

Start a case

Start a case
Respond
Motions
Discovery
Hearing
Judgment
After judgment
Appeal

Stage: Start a case

This form is used when someone needs to ask the court to name a backup or replacement guardian for a minor's estate.

Usually filed by the person starting the case.

Official instructions

How-to guides published by the court for this form.

Plain-language summary

Common questions

Who fills out this form?: The petitioner fills out this form. The petitioner is the person asking the court for the appointment. Great care must be taken to list all interested parties. Great care must be taken to list all interested parties.
What does this form ask the court to do?: It asks the court to order a hearing and to make any necessary findings and appointments, such as appointing a standby or successor guardian. Great care must be taken to list all interested parties.

Revision history

No changes recorded since we started tracking this form on October 10, 2026. The current version took effect May 28, 2020.

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