Dyson meets Deirdre Hindmarsh while studying at the Royal College of Art. Deirdre is also studying art and becomes his long-term partner and key support during the early years of developing the Dyson vacuum cleaner.

James Dyson marries Deirdre Hindmarsh. Their partnership proves to be enduring, both personally and professionally.

James and Deirdre Dyson have three children: Emily, Jacob, and Sam.

Several members of the Dyson family are involved in the Dyson business, reflecting the family's commitment to the company's success.