Blended Families and Broken Assumptions

Colin Barrett
Feb 15
2 min read

Modern families are more complex than ever. Second marriages, long-term partners, stepchildren, half-siblings, and former spouses all form part of today’s reality. Yet many estate plans are still written as though every family fits the traditional mould.

And that’s where problems begin.

One of the most common assumptions in blended families is this:“If I leave everything to my partner, they’ll make sure my children are looked after.”

Sometimes that works. But often, it doesn’t.

The Risk No One Talks About

Imagine this scenario:

You remarry later in life. You have children from your first marriage. You leave everything to your new spouse, trusting they will eventually pass what remains to your children.

But what happens if:

They remarry?
They fall out with your children?
They change their Will?
They need care and the estate reduces significantly?
They are influenced by their own children?

Your children could inherit far less than you intended, or nothing at all.

This is known as sideways disinheritance, and it happens more often than most people realise.

The Solution Isn’t About Distrust

Putting protective structures in place isn’t about distrusting your partner. It’s about recognising human nature and future uncertainty.

A carefully drafted Will can:

Allow your spouse to remain in the family home
Provide them with income or financial security
Protect your share of assets for your children in the long term

It creates balance, security for your partner today, protection for your children tomorrow.

Conversations Matter

Blended families often avoid these discussions because they feel uncomfortable. But failing to plan properly doesn’t prevent conflict, it simply postpones it until you’re no longer here to resolve it.

If your family structure is complex, your Will must be too. Assumptions are not a strategy.

The more modern your family, the more intentional your planning needs to be.