It is not known what disease killed Susanna "Suky" Adams however common causes of death of children back then was diarrhea and what was called Consumption then. Now Consumption is known as Tuberculosis.
President John Adams and his wife Abigail had six children. Elizabeth was the last and was stillborn. His children Nabby and Charles also died before him.
Cancer
He had more than one daughter. But here is a list.Abigail AKA Nabby (1768-1813)Susanna (1768-1770)Elizabeth (1777-1777)Abigail Adams, John Adams wife had a miscarriage with her daughter Elizabeth.Susanna died 1 month after her 1st birthday.Nabby died of breast cancer.
John Adams had three daughters, Abigail (named for her mother), Susanna, and Elizabeth (stillborn). Abigail died of breast cancer in her late 40s. Susanna died in her second year; the cause is not known.
Elizabeth Adams: stillbornSusanna Adams: 13 monthsCharles Adams: 30 yearsNabby Adams: 48 yearsThomas Boylston Adams: 59 yearsJohn Quincy Adams: 80 years
small pox
Susanna Adams died on February 4, 1770 at the age of 13 months.Elizabeth Adams was stillborn on July 11, 1777.Nabby Adams died on August 15, 1813 at the age of 48 years.
February 4, 1770 (1 year, 1 month)
He didn't.
No, he left everything to his daughter Susanna and son-in-law John Hall, with a whole bunch of small gifts to his actor friends, his wife and so on, and a complicated trust for his other daughter.
John T. Adams died in 1939.
John Clayton Adams died in 1906.
John Adams Whipple died in 1891.
John Adams Jackson died in 1879.