Louisa Piepenhagen
Louisa Piepenhagen, or Louisa Kannengiesser- Piepenhagen( 11 May 1825, Prague- 4 November 1893, Prague) was a Czech landscape and genre painter in the Romantic style.
Miloš Zličić
Miloš Zličić( born 29 December 1999) is a Serbian football forward.
He is a younger brother of Lazar Zličić.
Samuel Abbott Green
Samuel Abbott Green( March 16, 1830 – December 5, 1918) was an American physician- turned- politician from Massachusetts who served as a medical officer during the American Civil War and as mayor of Boston in 1882.
John Gurney Hoare
John Gurney Hoare( 7 May 1810 – 16 February 1875) was an English cricketer with amateur status, later a banker.
Samuel E. Abbott
Samuel E. Abbott was an American football coach.
He served as the head football coach at the State Normal School of Colorado— now known as the University of Northern Colorado—in Greeley, Colorado, for one season, from 1905, compiling a record of 0–2–2.
Samuel Abbott Ferrin
Samuel Abbott Ferrin( January 19, 1831 – March 29, 1875) was a member of the Wisconsin State Assembly.
Vadim Vlasov
Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.
He is a younger brother of Dmitri Vlasov.
Louisa Gurney Hoare
Louisa Gurney Hoare( 25 September 1784 – 6 September 1836) was an English diarist and writer on education, and a member of the Gurney family.
She was concerned particularly with standards of education.
Louisa Chatterley
Louisa Chatterley or Louisa Place born Louisa Simeon( 1797-1851 or later) was a British actress.
She was a noted actress; she was involved in an embezzlement case and she married a noted social reformer with fifteen children.
Cuthbert Hoare
Brigadier-General Cuthbert Gurney Hoare (21 January 1883 – 31 January 1969) was an officer of the British and Indian Army, who served in the Royal Flying Corps during World War I, and as the commander of Royal Flying Corps Canada.

Question: Who is younger, Samuel Abbott Ferrin or Louisa Gurney Hoare?