# If one child has Speech and Language Delay, can my next child have it too?

Canonical: https://pinnacleblooms.org/ask/if-one-child-has-speech-and-language-delay-can-my-next-child-have-it-too
Publisher: Pinnacle Blooms Network / Bharath Healthcare Laboratories Private Limited

A younger sibling can have a somewhat higher chance of speech and language delay, as language development has shared genetic and environmental influences within a family — but a raised likelihood is not a certainty, and many siblings develop speech on time. Awareness of milestones and an early check if concerned is the most powerful step. AbilityScore® is part of Pinnacle’s developmental assessment. Diagnosis, where needed, requires an appropriately qualified healthcare professional.

*If your first child has needed a little extra help to talk, it is natural to wonder about the baby on the way — so let us replace worry with clear, calm information.*

## In short
Yes, a younger sibling **can** be more likely to have a speech and language delay if an older child had one — there is a known familial pattern — but it is far from certain, and many younger siblings develop speech right on time. A raised chance is not a destiny. The most powerful thing you already have is **awareness**: knowing the milestones, watching gently, and acting early if you have any concern means support can begin at the very first signs rather than after years of waiting.

## Why it can run in families
Speech and language development is shaped by a mix of genes, hearing, and the everyday language a child is surrounded by — and siblings share much of all three.
- **Shared genetics** — language skills have a genetic component, so brothers and sisters can share a similar developmental tendency. Boys are also somewhat more likely than girls to show early speech delay.
- **Shared environment** — siblings grow up in the same home, hearing the same languages and conversation patterns. This can be a wonderful advantage too: an older sibling who talks well gives the younger one a rich model to learn from.
- **Hearing matters** — recurrent ear infections ("glue ear") can run in families and quietly affect speech. A simple hearing check rules this out.

Importantly, a family history is useful information, not a diagnosis. It simply tells you to **watch the milestones a little more attentively** — and you are already doing exactly that by asking.

## What to watch and when to check
Every child is different, but gentle guideposts help. By around 12 months babbling and gestures; by 18 months a handful of words; by 2 years short two-word phrases and understanding simple instructions. If your younger child is well behind these, is losing words they once had, or is not responding to sounds, arrange a developmental and hearing check rather than waiting. Speech help started early is gentle, play-based and remarkably effective — and very often a younger sibling simply needs reassurance, not therapy.

## The Pinnacle way
AbilityScore® is part of Pinnacle’s developmental assessment. Diagnosis, where needed, requires an appropriately qualified healthcare professional — never from an app, a checklist or a family history alone. If you would like peace of mind, a clinician can map your younger child's [communication profile](/ask/what-is-the-abilityscore-and-how-is-it-calculated) and advise whether to simply monitor or begin gentle [speech and language therapy](https://www.pinnacleblooms.org/top-speech-therapy-center-india-proven-improvement-rate). You can also learn more about [speech and language delay](/) and the everyday ways families nurture early talking at home.

## Trusted sources
WHO ICD-11 (6A01, developmental speech or language disorders); CDC *Learn the Signs. Act Early.* milestone guidance; Indian Academy of Pediatrics and RBSK developmental screening; American Academy of Pediatrics (HealthyChildren.org) early-language guidance.

**Next step —** Want reassurance about your younger child's talking? [Book a developmental and speech check with a Pinnacle clinician](https://www.pinnacleblooms.org/top-speech-therapy-center-india-proven-improvement-rate).

## Sources
- WHO ICD-11 · Developmental speech or language disorders: https://icd.who.int/browse11
- CDC — Learn the Signs. Act Early.: https://www.cdc.gov/child-development
- American Academy of Pediatrics · HealthyChildren.org: https://www.healthychildren.org

## Connected topics and perspectives
- Conditions: https://pinnacleblooms.org/ask/conditions
- Parent: https://pinnacleblooms.org/ask/lens/stakeholder/parent
- Adaptive: https://pinnacleblooms.org/ask/lens/domain/adaptive
- Support: https://pinnacleblooms.org/ask/lens/intent/support
- Plan: https://pinnacleblooms.org/ask/lens/lifecycle/plan
- Speech Therapy: https://pinnacleblooms.org/ask/lens/route/speech-therapy
- Early Clarity: https://pinnacleblooms.org/ask/lens/empowerment/early_clarity

## Related question paths

### Understand the subject
- Is Speech and Language Delay Genetic or Hereditary?: https://pinnacleblooms.org/ask/is-speech-and-language-delay-genetic-or-hereditary
- How Speech and Language Delay Affects Daily Life: https://pinnacleblooms.org/ask/how-does-speech-and-language-delay-affect-a-child-s-daily-life
- Is Speech and Language Delay considered a disability?: https://pinnacleblooms.org/ask/is-speech-and-language-delay-considered-a-disability
- What are common myths about Speech and Language Delay?: https://pinnacleblooms.org/ask/what-are-common-myths-about-speech-and-language-delay
- What are the types or levels of Speech and Language Delay?: https://pinnacleblooms.org/ask/what-are-the-types-or-levels-of-speech-and-language-delay
- What causes speech and language delay in children?: https://pinnacleblooms.org/ask/what-causes-speech-and-language-delay-in-children
- What is Speech and Language Delay?: https://pinnacleblooms.org/ask/what-is-speech-and-language-delay
- What Often Occurs Alongside Speech and Language Delay?: https://pinnacleblooms.org/ask/what-other-conditions-often-occur-alongside-speech-and-language-delay
- Early intervention outcomes for speech and language delay under 7: https://pinnacleblooms.org/ask/what-does-current-research-show-about-early-intervention-outcomes-for-speech-and-language-delay-in-children-under-7
- Speech and Language Delay (ICD-11 6A01) Defined: https://pinnacleblooms.org/ask/what-is-speech-and-language-delay-and-what-are-its-icd-11-features-in-early-childhood
- ICD-11 Classification for Speech and Language Delay: https://pinnacleblooms.org/ask/what-is-the-icd-11-classification-for-speech-and-language-delay
- What is the SNOMED CT concept for Speech and Language Delay?: https://pinnacleblooms.org/ask/what-is-the-snomed-ct-concept-for-speech-and-language-delay

### Recognise signs & concerns
- Can Speech and Language Delay Be Cured?: https://pinnacleblooms.org/ask/can-speech-and-language-delay-be-cured
- Can speech and language delay be prevented?: https://pinnacleblooms.org/ask/can-speech-and-language-delay-be-prevented
- Do boys show Speech and Language Delay differently?: https://pinnacleblooms.org/ask/do-boys-show-speech-and-language-delay-differently
- Do girls show speech and language delay differently?: https://pinnacleblooms.org/ask/do-girls-show-speech-and-language-delay-differently
- Early Signs of Speech and Language Delay: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay
- Early Signs of Speech and Language Delay in a 1-Year-Old Boy: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-1-year-old-boy
- Early Signs of Speech & Language Delay in a 1-Year-Old Girl: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-1-year-old-girl
- Early Signs of Speech & Language Delay (12–18 Months): https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-12-to-18-month-old
- Early Signs of Speech and Language Delay at 18–24 Months: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-18-to-24-month-old
- Early Signs of Speech and Language Delay in a 2-Year-Old: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-2-year-old
- Early Signs of Speech & Language Delay in a 2-Year-Old Boy: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-2-year-old-boy
- Early Signs of Speech and Language Delay in a 2-Year-Old Girl: https://pinnacleblooms.org/ask/what-are-the-early-signs-of-speech-and-language-delay-in-a-2-year-old-girl

### Explore causes & influences
- Are boys more likely to have speech and language delay?: https://pinnacleblooms.org/ask/are-boys-more-likely-to-have-speech-and-language-delay
- Are girls more likely to have a speech and language delay?: https://pinnacleblooms.org/ask/are-girls-more-likely-to-have-speech-and-language-delay
- What causes speech and language delay in young children?: https://pinnacleblooms.org/ask/what-causes-speech-and-language-delay-in-young-children
- How Early Speech-Language Intervention Advances UNCRPD and the SDGs: https://pinnacleblooms.org/ask/how-does-early-intervention-for-speech-and-language-delay-advance-un-child-rights-uncrpd-and-the-sdgs
- Contributing Factors for Speech and Language Delay: https://pinnacleblooms.org/ask/what-are-the-known-contributing-factors-for-speech-and-language-delay-in-early-childhood
- Cost-effectiveness of early therapy for speech and language delay: https://pinnacleblooms.org/ask/what-is-the-cost-effectiveness-of-early-therapy-for-speech-and-language-delay-in-young-children
- Prevalence and Public-Health Burden of Speech and Language Delay in India: https://pinnacleblooms.org/ask/what-is-the-prevalence-and-public-health-burden-of-speech-and-language-delay-among-young-children-in-india

### Understand assessment
- How AbilityScore Tracks Progress in Speech and Language Delay: https://pinnacleblooms.org/ask/how-does-abilityscore-track-progress-in-a-child-with-speech-and-language-delay
- How Speech and Language Delay Is Assessed in a Young Child: https://pinnacleblooms.org/ask/how-is-speech-and-language-delay-assessed-in-a-young-child
- What does an AbilityScore of 0–100 mean for a child with Speech and Language Delay?: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-0-100-mean-for-a-child-with-speech-and-language-delay
- What does an AbilityScore of 100–200 mean for a child with Speech and Language Delay?: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-100-200-mean-for-a-child-with-speech-and-language-delay
- What does an AbilityScore of 200–300 mean for a child with Speech and Language Delay?: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-200-300-mean-for-a-child-with-speech-and-language-delay
- What an AbilityScore of 300–400 means for speech and language delay: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-300-400-mean-for-a-child-with-speech-and-language-delay
- What does an AbilityScore of 400–500 mean for a child with Speech and Language Delay?: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-400-500-mean-for-a-child-with-speech-and-language-delay
- What an AbilityScore® of 500–600 Means for Speech and Language Delay: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-500-600-mean-for-a-child-with-speech-and-language-delay
- What does an AbilityScore of 600–700 mean for a child with Speech and Language Delay?: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-600-700-mean-for-a-child-with-speech-and-language-delay
- What an AbilityScore of 700–800 Means for Speech and Language Delay: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-700-800-mean-for-a-child-with-speech-and-language-delay
- AbilityScore 800–900 for Speech and Language Delay: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-800-900-mean-for-a-child-with-speech-and-language-delay
- What an AbilityScore of 900–1000 Means for Speech and Language Delay: https://pinnacleblooms.org/ask/what-does-an-abilityscore-of-900-1000-mean-for-a-child-with-speech-and-language-delay

### Explore therapy & support
- If one child has DLD, can my next child have it too?: https://pinnacleblooms.org/ask/if-one-child-has-developmental-language-disorder-can-my-next-child-have-it-too
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- If one child is non-verbal, can my next child have it too?: https://pinnacleblooms.org/ask/if-one-child-has-non-verbal-minimally-verbal-presentation-can-my-next-child-have-it-too
- Will My Child Outgrow Speech and Language Delay?: https://pinnacleblooms.org/ask/will-my-child-outgrow-speech-and-language-delay
- Are there successful adults who grew up with Speech and Language Delay?: https://pinnacleblooms.org/ask/are-there-successful-adults-who-grew-up-with-speech-and-language-delay
- Does Speech and Language Delay Get Better or Worse?: https://pinnacleblooms.org/ask/does-speech-and-language-delay-get-better-or-worse-as-a-child-grows
- How can a non-verbal child with Speech and Language Delay communicate?: https://pinnacleblooms.org/ask/how-can-a-non-verbal-child-with-speech-and-language-delay-communicate
- How to Support Adaptive Development in Speech and Language Delay: https://pinnacleblooms.org/ask/how-can-we-support-adaptive-development-in-a-child-with-speech-and-language-delay
- How common is Speech and Language Delay in children?: https://pinnacleblooms.org/ask/how-common-is-speech-and-language-delay-in-children
- How do I choose the right therapy for a child with Speech and Language Delay?: https://pinnacleblooms.org/ask/how-do-i-choose-the-right-therapy-for-a-child-with-speech-and-language-delay
- How do I explain Speech and Language Delay to my child?: https://pinnacleblooms.org/ask/how-do-i-explain-speech-and-language-delay-to-my-child
- How do I support the siblings of a child with speech and language delay?: https://pinnacleblooms.org/ask/how-do-i-support-the-siblings-of-a-child-with-speech-and-language-delay