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Gerhard (Gerard) Johann (Johan) Balthasar (Baltasar) von Heidenstam

Date & Place Of Birth
June 13th, 1747, Kiel, northern Germany (1) (2) (3)

Known Domiciles
Kiel, Germany
Constantinople & Smyrna, Ottoman Turkey

Known Occupations
Second Secretary, Presidentskontoret (Foreign Office) 1773 (8)
Swedish Commission Secretary to Court of the Sultan, Constantinople 1774 (2) (4)
Swedish Chargé d'Affaires, Constantinople (2) (4)
Swedish Ambassador to Court of the Sultan, Constantinople 1782-1791 (2) (4) (7)

Immediate Family
Parents: Peter von Heidenstam, Kristina Magdalena Johanna Weber (1) (2)
Spouse: Catharina Anna Grandon de Hochepied (1) (2)
Children: Gustaf Daniel (3) (6), Adèle Marie, Carl Peter (3) (6), Carolina Frederika

Date Of Death
May 22nd, 1803, Stockholm (1) (2) (4)

Gerhard and Catherina were married in 1783 (1). As Ambassador he received a dedication for the "Trio for Two Violins and a Cello in D Minor" (Op.3 No.2) from the American composer John Antes (1740-1811) - “Tre Trii, per due Violini and Violoncello, Obligato. Dedicati a Sua Excellenza il Sigre G.J. de Heidenstam, Ambassatore de Sa Maj il Ri de Suede a Constantinopel, Composti a Grand Cairo dal Sigre Giovanni A–T–S, Dillettante Americano. Op. 3.” (5). A recipient of the Swedish Order of the Northern (Polar) Star (4). Actively engaged in Ottoman declaration of war against Russia in 1787. From resignation in 1791, he studied oriental literature in Smyrna (modern day Izmir) until his death (1) (4). Buried in Plot B20 in the Alsancak Dutch Protestant Cemetery in Izmir, Turkey.

Gerhard Johan Balthasar von heidenstam
Gerhard Johann Balthasar,
from the Svenskt Biografiskt
Handlexikon (1906)
Gustaf lll signature Gustaf llls signature
Gustaf llls signature on Gerhard Johan Balthasar's Letter of Recall from the Court of Sultan Selim lll