Public information, by definition, is not private.
Mockunas, John married in 1908 according to a Massachusetts vital record for Brockton, Volume 580, Page 145.
Check the
Source file [free] and Archives.com
for John Mockunas. [$]
MOCKUNAS, LEONIDAS L. was born 30 September 1934, received Social Security number 188-28-4022 (indicating Pennsylvania) and, Death Master File says, died 13 February 2007
Source: Death Master File (public domain). Check
Archives.com
for LEONIDAS L MOCKUNAS. [$]
MOCKUNAS, SIMON was born 26 December 1904, received Social Security number 173-26-9662 (indicating Pennsylvania) and, Death Master File says, died February 1971
Source: Death Master File (public domain). Check
Archives.com
for SIMON MOCKUNAS. [$]
Check all your genealogy names on SortedByName.com and Sorted By Date.com. Bookmark the site.