Mary Ann "Polly" Munce, the daughter of Isaiah Munce and Elmira Carty was born in Kent Co. Delaware on 1 August, 1859.

Sometime before 1889 she married Samuel Seeney who was born in October 1853. They had the following children:

• Lola Seeney (1878-1963) married J. Thomas Mosley
  Lola is buried at John Wesley Church in Frederica, DE
  
• Sallie Seeney (Sept. 1881- ) married Simon Miller
  
• Margaret Seeney (Aug. 1885- 1964 ) married Horace Mosley
  Margaret is buried at John Wesley Church in Frederica, DE
  
• Mason Seeney (March 1888- ) married Lydia Hughes
  
• Mamie Seeney (Dec. 1889- )
  
• Walton Seeney (Aug. 1891- 1963) married Julia Loatman and Maybel B. Mosley (1904-1989)
  
• Samuel Seeney
  
• Elinor Seeney (July 1894- )
  
• Elmira Seeney (1894? -1961) married William Durham (1883- )
  both buried at Forest Grove 7th Day Adventist Cemetary

I do not know when Polly died. Samuel died in 1935 and is buried at Immanual Union (Manship) Church in Cheswold.