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Father: Ulf THORGILSSON
Born: 993, Sweden
Marr: 1018
Died: 1027, Denmark
Mother: Estrid (Margarete) SVENDSDATTER PRINCESS OF DENMARK
Born: 997, Denmark
Died:
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 | Biorn (Bjorn) ULFIUSSON (ESTRIDSEN) 
Born: Abt 1021 - , , , Of Denmark
Marr: -
Died: 1045/1049 -
Other Spouses:
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 | Mrs-Biorn ULSIUSSON 
Born: Abt 980 - Of, , , Denmark
Died: -
Other Spouses:
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 | 1. Miss BIORNSSON Born: Abt 1010 - Of, , , Denmark Marr: - Died: - (md) |  | 2. Siward BIORNSSON Born: Abt 1020 - Of, , , Denmark Marr: 1033 - Aelfled (Elfleda) Of BERNICIA Died: 1055 - , York, Yorkshire, England |  |
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 | 3. Asmund BJORNSEN Born: Abt 1047 - Of, , , Denmark Marr: - Died: Abt 1065 - |  |
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Father: Thorgils "Sprakaleg" STYRJORNSSON
Born: 970, Sweden
Marr:
Died:
Mother: Sigrid
Born: 971, Sweden
Died:
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Father: Svend I "Forked Beard" King Of DENMARK, NORWAY AND ENGLAND
Born: 960, Denmark
Marr: 998
Died: 1014, England
Mother: Swietoslava Or Sygryda Queen Of SWEDEN NORWAY & DENMARK
Born: 970, Poland
Died: 1014
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 | Ulf THORGILSSON 
Born: Abt 993 - Of, Halland, , Sweden
Marr: Abt 1018 -
Died: 29 SEP 1027 - Roskilde, , Denmark
Other Spouses:
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 | Estrid (Margarete) SVENDSDATTER PRINCESS OF DENMARK 
Born: Abt 997 - Of, , , Denmark
Died: 9 MAY -
Other Spouses:
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 | 1. Biorn (Bjorn) ULFIUSSON (ESTRIDSEN) Born: Abt 1021 - , , , Of Denmark Marr: - Mrs-Biorn ULSIUSSON Died: 1045/1049 - |  | 2. Githa ULFSDATTER Born: Abt 1020 - <, , , England> Marr: - Died: - |  |
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 | 3. Odo ULFSDATTER Born: Abt 1030 - <, , Denmark> Marr: - Died: 1097 - |  | 4. Svend II ULFSSON (ESTRIDSSEN) KING OF DENMARK Born: Abt 1019 - , , , England Marr: - Died: 29 APR 1076 - , Soderup, Abenraa, Denmark |  |
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 | 5. Asbjorn ULFSSON Born: Abt 1023 - , , Denmark Marr: - Died: 1086 - |  | 6. Niels ESTRIDSEN Born: Abt 1016 - , , , England Marr: - Died: - |  |
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Father: Harald "The Blue Tooth" GORMSSON KING OF DENMARK
Born: 910, Denmark
Marr:
Died:
Mother: Gunhild Queen Of DENMARK
Born: 930, Denmark
Died:
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Father: Mieszko I Prince Of POLAND
Born: 922, Poland
Marr: 965
Died:
Mother: Dbubravka Princess Of BOHEMIA
Born: 931, Czechoslovakia
Died:
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 | Svend I "Forked Beard" King Of DENMARK, NORWAY AND ENGLAND 
Born: Abt 960 - Of, , , Denmark
Marr: 998 -
Died: 2 FEB 1014 - , Gainsborough, Lincolnshire, England
Other Spouses:
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 | Swietoslava Or Sygryda Queen Of SWEDEN NORWAY & DENMARK 
Born: Abt 970 - Of, Poznan, Poznan, Poland
Died: Aft 02 1014 Feb -
Other Spouses:
Erik VIII "Seiersal" "Victorious" BJORNSSON KING OF SWEDEN
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 | 1. Estrid (Margarete) SVENDSDATTER PRINCESS OF DENMARK Born: Abt 997 - Of, , , Denmark Marr: 1018 - Ulf THORGILSSON Died: 9 MAY - |  |
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