The Pease baronets are among several peerage/baronetage/LG families descended from Cornelius Vanderbilt (1794-1877), the New York farm boy who amassed one of the world's largest fortunes through shipping and railroads. (Others include dukes of Marlborough and earls of Inchcape and Winchilsea & Nottingham.)
Cornelius Vanderbilt (1794-1877)
m. Sophia Johnson (1797-1868)
Emily Almira Vanderbilt (1823-96)
m. William Knapp Thorn (1807-87)
Caroline Roberts Thorn (1858-1949)
m. Gustav Edward Kissel (1854-1911)
Jeannette Thorn Kissel (1889-1957)
m. Sir Richard Arthur Pease, 2nd Baronet (1890-1969)
Derrick Allix Pease (1927-98)
m. Hon. Rosemary Portman (1931), descendant of dukes of Grafton (Charles II)
Christopher Berkeley Pease, b. 1958