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Prof. Charles Henry Knowles

MA, PhD, FRCS, FACCRS (Hon)

General Surgeon

Live bookings available

33 years of experience

Belgravia, SW1X 7HY

(+2 more)

36 connections in healthcare

Skill endorsed

by Mr Joseph Shalhoub, Mr Christopher Wright and 14 other professionals

5

/5

(16 reviews)

Live bookings available

33 years of experience

Belgravia, SW1X 7HY

(+2 more)

36 connections in healthcare

Skill endorsed

by Mr Joseph Shalhoub, Mr Christopher Wright and 14 other professionals

Areas of expertise

All
Reviews
Skill Endorsements
Anal Prolapse
9
2
Constipation
4
3
Pilonidal Sinus Excision
7

Contact

Book online


Expert in:

About Prof. Charles Henry Knowles

Charles Knowles is the Lead for Colorectal Surgery at Cleveland Clinic London and Professor of Surgery at Queen Mary University of London. He has been a Consultant Colorectal surgeon at Barts Health NHS Trust since 2006, after completing his studies at Cambridge University in 1992. He is highly regarded as an international opinion leader on pelvic floor disorders, proctology and GI neuromuscular diseases, including common colorectal conditions such as chronic constipation, faecal incontinence, haemorrhoids, fissure and fistula. His impressive record of delivering quality research and shaping clinical practice is evidenced by his multiple national and international leadership roles, including becoming the inaugural Chief Academic Officer at CCL. He has published extensively in scientific journals (> 300 peer-reviewed papers) and major textbooks. He is also a semi-professional musician and internationally published author. 


Areas of expertise

All
Reviews
(21)
Skill Endorsements
(38)

Click the bar to read reviews or skill endorsements

Anal Prolapse
9
2
Constipation
4
3
Pilonidal Sinus Excision
7
Stoma Reversal
7
Colorectal Surgery
5
Pelvic Floor Surgery
2
Male and Female Incontinence
2
Faecal Incontinence
1
1
Anal Fistula
1
1
Anal Fissure
2
Sports Injuries
1
Exercise Testing
1
Stomach / Abdominal Pain
1
Haemorrhoids
1
Breast Uplift Surgery (Mastopexy)
1
Irritable Bowel Syndrome (IBS)
1
Scar Revision Surgery
1
Partial Knee Replacement
1
Knee Replacement
1
Bowel Surgery (Colectomy)
1
Enterocele
1
Bowel Obstruction
1
Anal Cancer
1
Femoral Hernia
1
Inflammatory Bowel Disease (IBD)
1
Hemorrhoidectomy
1
Perianal Fistula
1
Abscess Incision and Drainage
Anorectal Conditions
Banding of Haemorrhoids
Umbilical (Belly-Button) Hernia
Umbilical Hernia Repair
Perianal Disease
Stoma Surgery
Pilonidal Sinus Disorders
Rectal Biopsy
Fistulectomy and Seton Insertion
Perianal Abscess
Botox Injections for Anal Fissure
Crohn's Disease
Diverticulitis
Video Consultation
Coloproctology
Colitis (Ulcerative Colitis)
Colostomy Surgery
Rectal Bleeding
Bowel Diversion Surgery
Ileostomy Surgery
Removal of Rectum and Colon (Proctocolectomy)

Registered with

General Medical Council

No. 3585528


Education

University of Cambridge

Medicine

Graduated 1992

University of London

Medicine and surgery

Graduated 2000


Qualifications

  • BChir 1992 University of Cambridge
  • MB 1993 University of Cambridge
  • FRCS 1996 Royal College of Surgeons of England
  • PhD 2000 University of London
  • FRCS (Gen Surg) Intercollegiate Royal College Specialty Boards

Languages spoken

  • English

Insurers

  • Bupa
  • Cigna
  • Aviva Health
  • Vitality
  • AXA Health
  • Allianz Worldwide Care

Location

All locations for Prof. Charles Henry Knowles

Cleveland Clinic London

4.84

(2233)

33 Grosvenor Place, Belgravia, United Kingdom, SW1X 7HY

4.85

(1546)

24 Portland Pl, London, United Kingdom, W1B 1LU

4.84

(531)

Cleveland Clinic Moorgate Outpatient Centre, 55 Moorgate, London, United Kingdom, EC2R 6BH

Reviews

5.0
verified patient
21 Feb 2026

Very helpful and professional

Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks you very much for your generous review

5.0
verified patient
16 Jan 2026

Professor Knowles was very kind and made everything very clear

5.0
verified patient
10 Jan 2026

Very knowledgeable and understanding.

Patient seen for:
Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks very much for your positive review

5.0
verified patient
08 Jan 2026

I was both delighted and motivated by Pro Knowles approach and knowledge. He identified issue I felt I had but could not quantify. Would recommend him to othered without question.

Patient seen for:
Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks very much for your very supportive review

5.0
verified patient
28 Nov 2025

Excellent consultation. Expert opinion and friendly manner.

Patient seen for:
Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks very much for your review

5.0
verified patient
24 Oct 2025

Extremely nice gentleman came away feeling very positive

Patient seen for:
Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Glad I could have been of help

5.0
verified patient
26 Sep 2025

Charles Knowles was very understanding and supportive as I had an appointment during a mental health crisis and despite my presentation he remained patient, calm and collected providing me reassurance and the outcome I desired.

Patient seen for:
Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks very much for your supportive review

5.0
verified patient
26 Sep 2025

See notes before

Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks very much for your generous review

5.0
verified patient
26 Sep 2025

Excellent

Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks for the review - much appreciated

5.0
verified patient
29 Aug 2025

Charles Knowles is a credit to the business. I feel very fortunate to have met him & had him as my surgeon.

Patient seen for:
Reply from Charles Henry Knowles
05 Mar 2026
avatar-image

Thanks very much for your very positive review

Your trust is our top concern, so providers can't pay to alter or remove reviews.
Learn more here

Skill Endorsements

16 Jul 2025
Endorsed for
Stoma Reversal
Pilonidal Sinus Excision

Mr Joseph Shalhoub

Mr Joseph Shalhoub

General Surgeon
Is a colleague

Prof Knowles always provides a comprehensive and measured opinion on very complex cases and is extremely personable and approachable as well.

06 Jun 2025
Endorsed for
Constipation
Male and Female Incontinence
Anal Prolapse

MW

Mr Christopher Wright

General Surgeon
I have looked after their patients

Professor Knowles is a world renowned international expert for functional bowel disorders

06 Jun 2025
Endorsed for
Constipation
Male and Female Incontinence
Pelvic Floor Surgery

Mr Chetan Bhan

Mr Chetan Bhan

General Surgeon
I have referred patients to them

An expert in his field and pleasure to work with

06 Nov 2024
Endorsed for
Stoma Reversal
Pilonidal Sinus Excision

Professor Alister Hart

Professor Alister Hart

Orthopaedic Surgeon
Is a colleague

FAQ

What are Prof. Charles Henry Knowles's reviews like?

Prof. Charles Henry Knowles's overall patient rating is 5 out of 5 stars on Doctify. This is based on 16 reviews.

What languages does Prof. Charles Henry Knowles speak?

Prof. Charles Henry Knowles speaks English

Where is Prof. Charles Henry Knowles located?

Prof. Charles Henry Knowles primarily practices at Cleveland Clinic London, located at 33 Grosvenor Place, Belgravia, United Kingdom, SW1X 7HY
See more locations

Does Prof. Charles Henry Knowles accept new patients?

Prof. Charles Henry Knowles generally accepts new patients.

Get in touch with this specialist to enquire as a new patient