Most parents of young children have not signed a will. The reason is not laziness. It is that the first real question a will asks is who raises your kids if you are not here, and that question is hard enough to make people close the folder and deal with it later. Fair enough. But here is the part worth knowing before you put it off another year: if you do not answer it, an Illinois judge will, and the judge will be working with less information than you have.
The short answer
Illinois lets a parent name a guardian for a minor child in a will or other signed writing. The designation must be witnessed by two adults, neither of them the person being named. It carries real weight in court, but it does not bind the judge, who must appoint whoever serves the child’s best interest.
That last sentence is the one other articles skip, and you should have it straight before you sign anything.
What the court is actually deciding
The governing provision is 755 ILCS 5/11-5. Subsection (a) says the court may appoint a guardian of the person, of the estate, or of both, “as the court finds to be in the best interest of the minor or minors.”
Notice what the statute does not do. It does not define “best interest,” and it does not list factors. That is deliberate, and it means a guardianship contest is decided on the whole record: who the child is bonded to, who can meet the child’s needs, who will keep the child connected to the rest of the family, and how the competing adults behave toward each other. Judges take that last one seriously.
When two sets of relatives who both love a child both petition, the case can run for days of testimony, with a guardian ad litem interviewing the child, counselors testifying, and family members describing each other in ways that cannot be taken back. Everyone in that courtroom means well. That is exactly what makes it awful.
What your written designation does
Subsection (a-1) of the same statute is where your say comes in. A parent whose parental rights have not been terminated may designate, “in any writing, including a will,” a qualified person to be appointed guardian. You can also name a successor guardian, which is the step almost everybody forgets.
Two mechanical requirements matter. The designation must be witnessed by two or more credible witnesses at least 18 years old, and neither witness may be the person you are naming as guardian. And the statute says something specific about weight: “If the designation is executed and attested in the same manner as a will, it shall have prima facie validity.”
Prima facie validity is strong, and it is not the same as binding. It means your choice comes into court already carrying credibility, and the person arguing against it has to give the judge a reason. In practice, an unopposed designation executed correctly is usually honored. But a judge who concludes that your named guardian is not in the child’s best interest can decline to appoint them, and that authority does not go away because you wrote a will.
The honest way to think about it: your designation does not remove the judge’s discretion. It aims it.
The point almost everyone misses
Read subsection (a) again and notice that it separates guardian of the person from guardian of the estate. Those are two different jobs and they do not have to go to the same human being.
Your sister may be the right person to raise your children and the wrong person to manage a life insurance payout for the next fourteen years. Your brother-in-law the accountant may be the reverse. You are allowed to say so. Splitting those roles, or better, leaving the money in a trust with a named trustee rather than in a guardianship at all, is one of the most useful things a young family’s plan does. A guardianship estate has to account to the court every year. A properly drafted trust does not, and it can hold the money past age 18, which a guardianship cannot.
That last point is worth a sentence of its own. Absent a trust, whatever is being held for your child in a guardianship estate is handed to them outright the day they turn 18. Think about who you were at eighteen.
If the other parent is living
The statute is clear that a designation “does not affect the rights of the other parent in the minor.” For most married couples that is a non-issue, because you sign matching designations and the survivor continues raising the children.
For divorced, separated, or never married parents, it is worth understanding plainly. Naming your sister as guardian does not cut out your child’s other parent. If you die and the other parent is living, willing, and fit, that parent will ordinarily be the one raising the child. A designation is a plan for the situation where no parent is available, and for the situation where the other parent’s fitness is genuinely at issue, which is a much harder conversation and a different kind of file.
What to do besides naming a name
Name a first choice and at least one successor. People move, get sick, divorce, and change their minds. A single name with no backup is how a plan becomes stale without anyone noticing.
Ask the person first. It is a real burden and an awkward surprise to receive posthumously.
Write down why, separately from the will. A short letter explaining your reasoning, your values, your view of schooling and faith and where you want the children to grow up, is not legally binding, but it is exactly the evidence a judge has no other way to get. In a contested case it can be the most useful page in the file.
Revisit it. A designation made when your children were toddlers may not fit when they are teenagers and the named guardian is seventy.
Frequently asked questions
Does naming a guardian in my will guarantee that person gets my children?
No. Illinois gives a properly witnessed designation prima facie validity, which means it comes into court with real weight. The judge still must appoint whoever serves the child’s best interest under 755 ILCS 5/11-5. An unopposed, correctly executed designation is usually honored.
What happens if I never name a guardian?
Any interested person can petition, and the court decides among whoever comes forward. That commonly means competing relatives, a guardian ad litem appointed for the child, and a contested hearing. The judge decides on best interest with no direction from you at all.
Can I name a different person to handle the money?
Yes. The statute treats guardian of the person and guardian of the estate as separate appointments, so one person can raise your children while another manages assets. For most families, leaving the money in a trust instead of a guardianship estate works better and avoids annual court accountings.
Do both parents have to name the same guardian?
You do not have to, but you should. Conflicting designations from two parents give a court two competing choices and an argument to resolve, which is the opposite of the point. Matching designations, signed at the same time, remove that problem entirely.
Does a guardian designation cover my child’s other parent?
No. Illinois law states that a designation does not affect the rights of the other parent. If the other parent is living, willing, and fit, that parent ordinarily continues to raise the child. A designation plans for the case where no parent is available.
An hour now, or a hearing later
Parents put this off because naming a guardian means picturing a world you are not in. That is a legitimate reason to dread the meeting and not a reason to skip it. The meeting itself is about an hour, most of it spent on questions you have already thought about in the car, and families generally tell us the relief starts the same day.
If you die without a plan, Illinois has one for you, and it is written for the average case rather than for your family. You can read what that default looks like on our dying without a will in Illinois page. Olson & Reeves handles this work for families across Jefferson, Marion, Franklin, Williamson, and the surrounding counties, and no office visit is required if driving in is the obstacle. Read more on our Southern Illinois estate planning page, or call (618) 316-7322 to schedule your estate planning consultation.