This is a list of British billionaires by net worth, based on an annual assessment of wealth and assets compiled by Bloomberg , [1] The Sunday Times, [2] and by Forbes magazine. [3] The lists are incomplete.
Date: 10th March 2026 [4]
| Net worth (GBP) | Source of wealth | |
|---|---|---|
| Hinduja family | 35 billion [5] | Diversified global conglomerate businesses |
| David and Simon Reuben and family | 27 billion [5] | Metals, real estate, investments |
| Sir Leonard Blavatnik | 26 billion [5] | Russian oil, aluminum, media investments |
| Sir James Dyson and family | 21 billion [5] | Household appliances innovation and sales |
| Idan Ofer | 20 billion [5] | Shipping and energy conglomerates |
| Guy, George, Alannah and Galen Weston and family | 18 billion [5] | Food, retail, and real estate |
| Sir Jim Ratcliffe | 17 billion [5] | Chemicals (INEOS founder) |
| Lakshmi Mittal and family | 15 billion [5] | Steel and mining conglomerate |
| John Fredriksen and family | 14 billion [5] | Shipping and oil tankers |