Queen VictoriaRoyal Family inheritance of Hemophilia

Queen Victoria’s Family Pedigree

Queen Victoria Family Pedigree Version 2

HEMOPHILIA- ( X – linked recessive disorder)

Hemophilia refers to a group of bleeding disorders in which it takes a long time for the blood to clot.

The type of Hemophilia inherited by the royal Family of Europe is Hemophilia B or also called as the Factor IX or Christmas disease.

- A largely inherited disorder by families. Usually affects the male.

There are four possible outcomes for the baby of a woman who is a carrier, the possibilities are repeated for each and every pregnancy.

1. A girl without hemophilia

2. A girl who is a carrier

3. A boy without hemophilia and

4. A boy who is hemophiliac.

Diagram showing descendants of Queen Victoria affected by hemophilia

Queen Victoria has one affected (hemophiliac) child and two carriers, respectively

1. Leopold (Hemophil iac)

2. Alice (carrier)

3. Beatrice (carrier)

Leopold has married Helen, and has one child affected,

Rupert (hemophil iac)

Alice Married Louise IV of France

Had one affected child and two carrier children

1. Fred (Hemophiliac)

2. Irene (Carrier)

3. Alix (Carrier)

Fred doesn’t have any child Alix have one affected child,

Alexis (Hemophiliac) Irene have two affected

children, Waldemar and Henry (both Hemophiliac)

Beatrice married Henri. Have one carrier child, Eugenie

(carrier) Two affected children, Leopold

and Maurice (both hemophiliac)

(No available pictures)

Princess Eugenie had two affected children,

Alfonso and Gonzalo (both hemophiliac) which both don’t have any children.

No available photo