Hinke Sikkes van der Ploeg, born circa 1800 (?).

Hinke was married to
Hendrik Kokee, born circa 1796 (?).

• 1 : Jetske Kokee, born in Het Bildt on February 9, 1823, died after May 23, 1889, aged at least 66 years.
  Jetske was married in Wonseradeel on June 8, 1850, at the age of 27 to Pier Attema (aged 28 years), born in Wonseradeel on August 27, 1821, son of Feite Piers Attema and Hinke Uiltjes, bargeman, sailor and workman, died between May 12, 1881 and 1889, aged 59 years to 68 years.