Cosima Thomasina Diamond
Henry Morales
Published Feb 12, 2026
Cosima Thomasina Diamond is well known as a British Internet personality and celebrity kid. Cosima Thomasina Diamond catches the attention of the public being the daughter of a famous British food writer Nigella Lawson and English journalist John Diamond.
Quick Facts: Cosima Thomasina Diamond
| Name | Cosima Thomasina Diamond |
| Birthday | 1994 |
| Age | 26 |
| Gender | female |
| Nationality | British |
| Ethnicity | white |
| Profession | Celebrity daughter |
| Parents | Nigella Lawson and John Diamond |
| Siblings | 1 |
| Net Worth | under review |
| Married/Single | Single |
| Education | Latymer Upper School |
10 Facts of Cosima Thomasina Diamond
- Cosima Thomasina Diamond is well known as a British Internet personality and celebrity kid.
- Cosima Thomasina Diamond catches the attention of the public being the daughter of a famous British food writer Nigella Lawson and English journalist John Diamond.
- She was born in January 1994, in Hammersmith, London, England. At the time of writing this article, she is currently at the age of 26.
- She holds a British nationality and is of white ethnicity.
- Cosima Thomasina Diamond is the daughter of Nigella Lawson and John Diamond. She has a brother named Bruno Paul Diamond.
- Her father John Diamond passed away on March 2, 2001, due to throat cancer.
- Talking about her educational qualifications, she attended the Latymer Upper School and passed her schooling.
- She stands with an appealing height and has a good body weight.
- Cosima Thomasina Diamond is living a happy and luxurious life in London, United Kingdom.
- She is enjoying her mom’s net worth as her mom’s net worth is $20 million dollars.