It seems unlikely that any of Lord Cecil Burghley's ancestors were on La Pinta.
The Pinta was part of the fleet commanded by Christopher Columbus in 1492. Lord Burghley traced his ancestry to long established Welsh families who are recorded as being in Wales and England during the early Tudor period.
Lord Cecil Manners died in 1945.
Lord Cecil Manners was born in 1868.
Lord Edward Cecil died in 1918.
Lord Edward Cecil was born in 1867.
Lord Eustace Cecil died in 1921.
Lord Eustace Cecil was born in 1834.
Lord John Joicey-Cecil died in 1942.
Lord John Joicey-Cecil was born in 1867.
Lord William Cecil - courtier - died in 1943.
Lord David Cecil was born on 1902-04-09.
Lord William Cecil - bishop - died on 1936-06-23.
Lord William Cecil - bishop - was born on 1863-03-09.