When we think about grief, we often picture the loss of a parent, a partner, or even a child. These relationships are widely recognised, publicly acknowledged, and frequently supported. But for many people, one of the most profound and life-altering losses can come from the death of a sibling, a grief that is too often overlooked, misunderstood, or quietly minimised. 

A Unique Bond, A Unique Loss 

Sibling relationships are unlike any other. They often represent the longest relationships in a person’s life, shared childhoods, family dynamics, memories, rivalries, and milestones. Whether close or complicated, siblings hold a deep-rooted place in our identity. 

Losing a sibling can feel like losing: 

• A witness to your life story 

• A person who knows you better than anyone else  

• A connection to your past  

• A part of your future you assumed would always be there  

Unlike friendships or even some extended family relationships, sibling bonds are often woven into everyday life from the very beginning. When that thread is cut, the impact can be disorienting and deeply personal. 

Why Sibling Grief Is Overlooked 

Despite its significance, sibling grief is frequently pushed to the margins. There are several reasons for this: 

1. Focus on Immediate Family Hierarchies 

In many cases, attention is understandably directed towards parents, spouses, or children of the person who has died. Siblings can feel like “secondary mourners,” even when their grief is just as intense. 

2. Assumptions About Independence 

Adult siblings are often expected to be more “resilient” or self-sufficient. There can be an unspoken belief that they should cope better, especially if they no longer live together. 

3. Complex Family Dynamics 

Not all sibling relationships are straightforward. Estrangement, rivalry, or unresolved issues can complicate grief, making it harder to express or even recognise. 

4. Lack of Social Scripts 

There are fewer widely understood rituals or expectations around sibling loss. People may not know what to say, leading to silence, especially after the initial loss, which can feel isolating. 

How Sibling Grief Differs 

While all grief is individual, sibling grief often carries some distinct characteristics: 

A Disrupted Identity 

Siblings help define who we are within a family. Losing one can shift that identity, you may suddenly feel like an “only child,” or the “older” or “younger” sibling in a way that feels unfamiliar. 

A Loss of Shared History 

Siblings are often the only people who remember certain childhood experiences. Their death can feel like losing a living archive of your life. 

Survivor’s Guilt 

It is not uncommon for surviving siblings to question “why them, not me?”, particularly if the death was sudden, accidental, or occurred at a young age. 

Hidden Grief 

Because it is less acknowledged, sibling grief is often internalised. People may feel they have no “right” to grieve as openly as others, which can delay or complicate the healing process. 

Impact Across the Family 

Sibling loss can also change family dynamics dramatically. Surviving siblings may feel pressure to support grieving parents while managing their own emotions, often without adequate support. 

The Importance of Recognition 

One of the most powerful things we can do for someone experiencing sibling grief is simply to recognise it. 

Acknowledging the loss by saying their sibling’s name, sharing memories, or checking in, can validate feelings that might otherwise be dismissed or hidden. 

For those grieving, it is important to remember: 

• Your grief is valid, regardless of your age or your relationship dynamics  

• There is no “hierarchy” of grief, loss affects everyone differently  

• It is okay to seek support, even if others seem to need it more  

Support organsisations

If you are experiencing sibling grief, or supporting someone who is, there are several organisations in the UK that can help: 

Sibling Support - the only charity in the UK dedicated specifically to supporting bereaved siblings, especially young people.   https://www.siblingsupport.co.uk/ 

SLOW Support – London-focussed support groups for loss of your child or sibling. Provides an informal, quiet space for you to meet with other bereaved parents and siblings and share your experiences. The groups are for 18+ only and run in London https://slowgroup.co.uk/ 

Cruse Bereavement Support - Cruse offers free, confidential support to anyone affected by bereavement. This includes one-to-one counselling, helplines, and local support groups across the UK. https://www.cruse.org.uk/understanding-grief/grief-experiences/losing-a-sibling/  

The Compassionate Friends - While often associated with parental bereavement, this charity also supports siblings who have lost a brother or sister, offering peer support and community. https://www.tcf.org.uk/ftb-siblings/  

Child Bereavement UK - Provides support for children and young people dealing with the loss of a sibling, as well as guidance for families and professionals. https://www.childbereavementuk.org/when-a-sibling-dies  

SOBS - For those who have lost a loved one to suicide, SOBS offers specialised peer support groups and resources. https://uksobs.com/  

In addition to national organisations, many local hospices and community groups provide bereavement services. Your GP can also be a good starting point for accessing counselling or mental health support. 

Supporting Someone Through Sibling Grief 

If someone you know has lost a sibling, small, thoughtful actions can make a significant difference: 

• Acknowledge the loss directly -  avoid minimising their relationship  

• Listen without trying to fix - grief doesn’t need solutions  

• Remember important dates - anniversaries and birthdays can be particularly difficult  

• Include them in conversations about the deceased - this helps keep memories alive  

• Be patient - grief has no timeline  

Moving Forward, Not “Moving On” 

Grief is not something to be “overcome,” but something we learn to carry. For those grieving a sibling, this journey can feel especially lonely. By recognising sibling grief, talking about it more openly, and ensuring support is accessible, we can begin to change the narrative. No loss should be invisible.