Family Group Sheet| FATHER | | Harmen Akkerman | | BIRTH | 7 December 1892 | Oosterzee | | DEATH | 12 October 1970 | | | REF # | | 26304; | | FATHER | Jan Jans Akkerman | | MOTHER | Aukje Piers Koenen | | | | MOTHER | | Jetsche Boersma | | BIRTH | 3 March 1895 | | | DEATH | 5 December 1983 | | | REF # | | 26305; | | FATHER | Hendrik Boersma | | MOTHER | Wiepk van der Zee |
| | | CHILDREN | | 1. | Grytsje Akkerman FEMALE | | | REF # | | 26317; | | MARRIAGE | 2 May 1946 | Ulke Sjirks Bangma; |
| | 2. | Heintje Akkerman FEMALE | | | BIRTH | 16 July 1930 | | | DEATH | 8 January 2025 | |
| | 3. | Jeltje Akkerman FEMALE | | | BIRTH | 4 August 1928 | Sondel | | DEATH | 27 March 2014 | | | REF # | | 26321; |
| | 4. | Harmen Jan Akkerman MALE | | | BIRTH | 18 November 1936 | Sondel | | DEATH | 24 February 2025 | Balk | | REF # | | 26306; | | MARRIAGE | 9 May 1962 | Lolkje Schaap; |
| | 5. | Clara Akkerman FEMALE | | | BIRTH | 6 March 1933 | Sondel | | DEATH | 4 March 2012 | Wijckel | | REF # | | 26323; |
| | 6. | Wiepkje Akkerman FEMALE | | | BIRTH | 4 November 1919 | | | DEATH | 26 March 2009 | | | REF # | | 26318; | | MARRIAGE | | Benjamin Johannes Stegenga; |
| | 7. | Jaring Akkerman MALE | | | BIRTH | 23 February 1935 | Sondel | | DEATH | 16 January 2018 | Praag | | REF # | | 26324; |
| | 8. | Aukje Akkerman FEMALE | | | BIRTH | 30 August 1918 | | | DEATH | 27 June 1999 | | | REF # | | 26320; |
| | 9. | Jan Akkerman MALE | | | BIRTH | 13 May 1921 | | | DEATH | 17 August 1992 | Sondel | | REF # | | 26319; |
| | 10. | Roelof Harnens Akkerman MALE | | | BIRTH | 16 July 1930 | | | DEATH | 1 September 2016 | | | REF # | | 26316; |
| | 11. | Siemen Akkerman MALE | | | REF # | | 26325; |
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