Constance Anne Herschel
Constance Anne Herschel( 1855- 1939), later known as Lady Lubbock, was a scientist and mathematician.
Herschel held the post of resident lecturer in natural sciences and mathematics at Girton College, Cambridge.
She was the child of Sir John Frederick William Herschel, and the grandchild of William Herschel.
She wrote a family history of the famous scientific dynasty by compiling family sources,' The Herschel Chronicle'.
She married Sir Neville Lubbock.
Merlin Holland
Christopher Merlin Vyvyan Holland( born 1945 in London) is a biographer and editor.
He is the only grandchild of Oscar Wilde, whose life he has researched and written about extensively.
Ashley Brown
Ashley Brown( born February 3, 1982) is an American actress who is best known for playing the titular character in the United States national tour and Broadway productions of" Mary Poppins".
Albina du Boisrouvray
Countess Albina du Boisrouvray( born 1941) is a former journalist and film producer who has become a global philanthropist and social entrepreneur working with AIDS victims and impoverished communities around the world.
She is the founder of FXB International, a non-governmental organization established in memory of her son, François- Xavier Bagnoud.
Du Boisrouvray is the grandchild of the Bolivian" King of Tin", Simón Patiño.
She is the cousin of Prince Rainier of Monaco and godmother to Charlotte Casiraghi, daughter of Princess Caroline of Monaco.
Jim Ramel Kjellgren
Jim Love Ramel Kjellgren,( born 18 July 1987) is a Swedish actor.
He is the son of Lotta Ramel and and the grandchild of Povel Ramel.
He is perhaps best known as the character Jonte in the SVT series Eva& Adam, he reprised the role in the film" Eva& Adam – fyra födelsedagar och ett fiasko".
Ron Esplin
Ronald Kent Esplin( born 1944) is the managing editor of The Joseph Smith Papers project and the former director of the Joseph Fielding Smith Institute for Latter- day Saint History at Brigham Young University( BYU).
Mary Fielding Smith
Mary Fielding Smith Kimball (July 21, 1801 – September 21, 1852) was an early member of the Latter Day Saint movement, the second wife of Latter Day Saint leader Hyrum Smith, and the mother of Joseph F. Smith, who became president of The Church of Jesus Christ of Latter-day Saints (LDS Church).
Diana Weston
Diana Weston( born 13 November 1953 in Toronto, Ontario, Canada) is an English actress who has been on British television since 1975.
She is a grandchild of Charles Basil Price.
Stokkseyrar-Dísa
Thordis Markusdottir(" Þórdís Markúsdóttir"), known as Stokkseyrar- Dísa( 1668 – 1728), was an Icelandic magician( Galdrmaster).
She is known in history for her alleged magical powers.
She is the subject of a least ten different folk sagas depicting her experiments within magic or Galdr.
Thordis Markusdottir belonged to the elite of the Iceland and was the grandchild of sheriff Torfi Erlendsson of Stafnes and related to Thormodus Torfæus, historian of the King of Denmark.
She lived in Stokkseyri, thereby the name Stokkseyrar- Dísa.
Some of the sagas around her centers on her magical duels with Eiríkur í Vogsósum.
Joseph F. Smith
Joseph Fielding Smith Sr.
(November 13, 1838 – November 19, 1918) was an American religious leader who served as the sixth president of The Church of Jesus Christ of Latter-day Saints (LDS Church).
He was the nephew of Joseph Smith, the founder of the Latter Day Saint movement, and was the last president of the LDS Church to have known him personally.

Question: Who is Mary Fielding Smith's grandchild?
Answer: Joseph Fielding Smith