Johannes Baron von Twickel1 
He was given the name of Johannes Maria Leo Ferdinand Alphons Hubertus Cajus Markus at birth.2 He lived at Schloss Lembeck, Lembeck, GermanyG.1
Child of Johannes Baron von Twickel and Maria Johanna Gräfin von Waldstein
- Marie Zdenka Baronin von Twickel b. 1945
Children of Johannes Baron von Twickel and Maria Josepha Gräfin von Merveldt
- Ludowika Baronin von Twickel+ b. 1950
- Ferdinand von Twickel+ b. 1951
- Walburga Elizabeth Sidoni Michaela Baronin von Twickel+1 b. 1952
- Markus Baron von Twickel b. 1954, d. 1954
- Theresia Baronin von Twickel b. 1955, d. 1956
- Polyxena Baronin von Twickel b. 1959
- Christine Baronin von Twickel+ b. 1963
- [S2] Peter W. Hammond, editor, The Complete Peerage or a History of the House of Lords and All its Members From the Earliest Times, Volume XIV: Addenda & Corrigenda (Stroud, Gloucestershire, U.K.: Sutton Publishing, 1998), page 752. Hereinafter cited as The Complete Peerage, Volume XIV.
- [S37] BP2003 volume 1, page 557. See link for full details for this source. Hereinafter cited as. [S37]
Maria Johanna Gräfin von Waldstein 
Her married name became von Twickel.
Child of Maria Johanna Gräfin von Waldstein and Johannes Baron von Twickel
- Marie Zdenka Baronin von Twickel b. 1945
Maria Josepha Gräfin von Merveldt
Her married name became von Twickel.
Children of Maria Josepha Gräfin von Merveldt and Johannes Baron von Twickel
- Ludowika Baronin von Twickel+ b. 1950
- Ferdinand von Twickel+ b. 1951
- Walburga Elizabeth Sidoni Michaela Baronin von Twickel+ b. 1952
- Markus Baron von Twickel b. 1954, d. 1954
- Theresia Baronin von Twickel b. 1955, d. 1956
- Polyxena Baronin von Twickel b. 1959
- Christine Baronin von Twickel+ b. 1963
Ferdinand von Twickel
He gained the title of Baron zu Lembeck. He gained the title of Graf von Merveldt.
Children of Ferdinand von Twickel and Cartherne de Pitteurs de Budingen
- Elisabeth Gräfin von Merveldt b. 1984
- Valerie Gräfin von Merveldt b. 1987
- Lorenz Graf von Merveldt b. 1989
Cartherne de Pitteurs de Budingen
Her married name became von Twickel.
Children of Cartherne de Pitteurs de Budingen and Ferdinand von Twickel
- Elisabeth Gräfin von Merveldt b. 1984
- Valerie Gräfin von Merveldt b. 1987
- Lorenz Graf von Merveldt b. 1989
Lorenz Graf von Merveldt
Elisabeth Gräfin von Merveldt
Valerie Gräfin von Merveldt
Markus Baron von Twickel 
Marie Zdenka Baronin von Twickel
Her married name became von Ballestrem.
