Rooms Once Shared
Distance between the siblings we used to be
Sibling estrangement is one of those fractures that hides in plain sight. Two people who once shared bedrooms, holidays, secrets, and the long stretch of childhood can find themselves on opposite sides of a silence that feels both bewildering and inevitable. I will not assign blame or repair what isn’t ready, but to name the complexity of growing up together and growing apart. It’s an invitation to look gently at the stories we carry, the boundaries we’ve drawn, and the ache of losing someone who once was so close.
“Probably there is nothing in human nature more resonant with charges than the flow of energy between two biologically alike bodies… the materials are here for the deepest mutuality and the most painful estrangement.” — Adrienne Rich
What Studies Suggest
Interest in adult sibling relationships has been growing, but quantitative studies focusing on sibling estrangement remain very limited. This gap in the literature seems unfortunate, because estrangement in close family relationships has been suggested to be momentous for family functioning and individuals’ well-being.
Sibling estrangement in adulthood is a quantitatively relevant, but often temporary phenomenon. Being genetically related was identified as the single most important risk factor, but siblings living together in childhood was close behind.
Half- and step-siblings who lived together for at least half of the time during childhood exhibited a significantly higher probability of experiencing estrangement from each other than full siblings, but non-biological siblings with little or no history of living together in childhood clearly were at the highest risk of estrangement. 1
Increasing “vulnerability” of sibling relationships over the course of a lifetime was also observed. Older respondents reported being estranged from siblings more often than younger ones. The risk of experiencing adverse events accumulates over time; therefore, the risk of sibling estrangement likely increases throughout adulthood. 1
These findings do not imply that relationships to siblings necessarily or permanently become less important later in life. Rather, estrangement might be a healthy response to a (temporarily) unhealthy family situation, and as individuals move into mid and later life, they undergo additional transitions that may enable a reemergence of sibling relationships and contact. 1
In one study, estrangement from siblings was somewhat more common than estrangement from parents. But psychological well-being outcomes did not differ substantially between intra- and intergenerational ties. This finding underscores the often-underestimated importance of sibling relationships in adulthood, which can be as consequential as those with parents and therefore warrant further attention. 2
This same study found that estrangement frequently occurs along vertical and horizontal lines of the family system, and that the co-occurrence of estrangement from parents and siblings has substantially stronger negative associations with psychological well-being than estrangement from either parent or sibling. Suggesting that it is not only important to consider potential spillovers of estrangement between family members, but to be aware of the cumulative disadvantages this might bring about. 2
I know this research may feel heavy, but you don’t have to take it all in at once. Just hold on to what resonates most with you and your situation.
Causes & Dynamics
This estrangement is not just about physical distance. Rather, it is more about the erosion or complete breakdown of the emotional and relational ties that bind siblings.
Sibling estrangement can manifest in various forms, from reduced communication and infrequent visits to a complete lack of contact. It might involve feelings of indifference, discomfort, or even hostility. Unlike the normal familial rivalries or occasional disagreements common in family dynamics, estrangement entails a persistent and profound gap in the relationship.
Researchers have different lists of factors that can cause sibling estrangement. They range in length, but most cover the same core issues. This is one of the most popular.
15 Most Common Reasons Why Adult Siblings Become Estranged 3
Financial disagreements or conflicts over inheritance
Clashing values or beliefs
Perceived favoritism or unfair treatment by parents
Jealousy or competition
Long-standing unresolved conflicts or past hurts
Differences in lifestyle or life choices
Lack of communication or emotional distance
Betrayal of trust or violation of boundaries
Substance abuse or mental health issues
Manipulation or controlling behavior
Conflicting parenting styles or disagreements over child-rearing
Dramatic life events or crises
Personality clashes or incompatibility
Unrealistic expectations or an idealized image of the relationship
Simply growing apart
My own experience with sibling estrangement comes from two of those reasons.
I am estranged from two of my sisters. They are both older; one by 15 years, the other by 4. The older one disowned me and almost our entire family. She did not disown the one sister who is 4 years older than me (go figure). She became mentally unstable after a major crisis later in her life, and just “went off” on most of the family.
I disowned the sister who is 4 years older than me. She was a horrible bully and never had a good thing to say about me. I am not sorry that I disowned her, and I have no intention of reconciling.
This is not the outcome everyone will choose. Your choice deserves its own care.
Two Perspectives
Sibling estrangement rarely has a single story. Even within the same family, two people can walk away from the same history with entirely different wounds, needs, and truths.
The following table provides a side-by-side space for reflection, not for comparison or justification, but to help each person understand their own experience with greater compassion and clarity. Whether you’re the sibling who stepped back or the one who was left in the quiet, these prompts invite you to explore what the rupture has meant for you, and what healing might look like on your own terms.
Take some time to think about these questions. Give yourself permission to sit with your answers, ponder them, and feel whatever comes to the surface.
Bringing It All Together
Everyone has their own personality. One that began being molded in childhood by lived experiences and family dynamics. No two siblings are the same, nor should they be. But sometimes those differences can cause more than childhood rivalries.
Those differences can cause pain, misunderstanding, breaks in communication, and eventually distance. A distance that can bring feelings of loneliness, loss, anger, and more distance or, for some, relief, safety, calm, and self-worth.
Regardless of which side of sibling estrangement you find yourself on, self-reflection is the most meaningful way to ground yourself and deepen self-awareness and, if it’s the right path for you, reconciliation.
Estrangement is not a failure. It is a response.
It takes considerable courage to assess and understand one’s own personal situation. Wherever you are in your story, you deserve clarity, safety, and self-compassion.
Sharing your story is optional. Witnessing your own story quietly counts, too.
There are others here who need your help and support in making sense of their situations.
You can share in the comments or email me at thegrievingmommary@gmail.com.
Sharing your struggles and accomplishments can make you a source of support for others.
Please continue to share your stories, successes, and even those losses. Every step you share can help someone else take more of their own.
Thank you for reading.
The Grieving Mom – Mary
Don’t forget to check out “Mary’s Shelf”, listing other readings and listenings of interest.
Citations
1. Sibling estrangement in adulthood - Karsten Hank and Anja Steinbach – chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://journals.sagepub.com/doi/pdf/10.1177/02654075221127863
2. Emerging Ideas. Family estrangement and its association with life satisfaction and depressiveness in adulthood - Karsten Hank – October 26, 2023 - https://onlinelibrary.wiley.com/doi/pdf/10.1111/fare.13063
3. The 15 Most Common Reasons Why Adult Siblings Become Estranged – Sinitta Weston – July 14, 2024 - https://www.bolde.com/the-15-most-common-reasons-why-adult-siblings-become-estranged/
If you want to explore this topic more deeply or you’re looking for voices that echo or expand your own experience…
Mary’s Shelf
Articles
8 Things People Need to Understand About Sibling Estrangement - Fern Schumer Chapman – February 11, 2022 - https://www.psychologytoday.com/us/blog/brothers-sisters-strangers/202202/8-things-people-need-understand-about-sibling-estrangement
Family Estrangement: 3 Stories and the Advice You Need to Hear - Jen A Hinkkala, Magdalena Silverman, and CJG - https://tinybuddha.com/blog/family-estrangement-3-stories-and-the-advice-you-need-to-hear/
19 Real-Life Stories About People Who Decided To Rekindle A Relationship With An Estranged Family Member - Michele Bird – June 6, 2024 - https://www.buzzfeed.com/michelelbird/flipped-reconnecting-with-estranged-family-members
On Siblings: Reflections on Estrangement, Compassion, and the Quiet Work of Protecting Ourselves – Kathy J Russeth – May 17, 2025 - https://www.centeredpsychiatry.org/post/on-siblings-reflections-on-estrangement-compassion-and-the-quiet-work-of-protecting-ourselves
Podcasts/YouTube
Broken Bonds, Healing Paths: Sibling Estrangement & Reconciliation (Boomer Banter) – January 9, 2024 -
Features Fern Schumer Chapman, a well-known author and expert on sibling relationships. Covers identity, self-esteem, trauma, and the emotional complexity of rebuilding or not rebuilding ties.
Cutting Ties – Family Estrangement and Abandonment (Lemonada Media) - https://lemonadamedia.com/podcast/cutting-ties-family-estrangement-and-abandonment/
Host Jaime explores her own estrangement from her mom and siblings. Includes a therapist guest (Melanie Storrusten) and listener Q&A about boundaries, shame, and navigating family pressure.
Books (Purchase from your favorite book seller)
Family Estrangement: A Matter of Perspective - Kylie Agllias - September 27, 2016
Explores the complexities of family estrangement from multiple viewpoints, offering insights for both those experiencing it and professionals who work with them.
Brothers, Sisters, Strangers: Sibling Estrangement and the Road to Reconciliation - Fern Schumer Chapman – April 6, 2021
This is the most widely recognized book dedicated entirely to sibling estrangement. Chapman blends research, psychology, and her own 40-year estrangement from her brother. It’s warm, empathetic, and grounded in both personal and clinical insight.
Sibling Estrangement: The Rejected Sibling’s Guide to Healing Trauma, Setting Boundaries, and Recovering from a Dysfunctional Family - Elena R. Brooks – December 13, 2025
A newer release that focuses on the sibling who was cut off. It explores trauma, boundary‑setting, and recovery. This one is more self-help oriented and practical.