
Adolf Ludvig Gustav Fredrik Albert Badin né Couchi, known as Badin was a Swedish court servant (Kammermohr) and diarist. Originally a slave, he was the foster son and servant of Queen Louisa Ulrika of Sweden and a servant to his foster sister Princess Sophia Albertine of Sweden. His original name was Couchi, but he was commonly known as Badin.

Fritz Cronman was a Major for the Swedish Empire in the late 17th century, and the Swedish diplomat to the Tsardom of Russia from 1668 to 1669. His extant diary and letters contain detailed information on the court of Ivan V of Russia.

Fritz Ludvig von Dardel was a Swedish diarist, illustrator and early comics artist. He was a courtier, and is known for his diary and illustrations depicting the life of the Swedish court in the mid 19th century.

Hedwig Elisabeth Charlotte of Holstein-Gottorp was Queen of Sweden and Norway as the consort of King Charles XIII and II. She was also a famed diarist, memoirist and wit. She is known by her full pen name (above), though her official name as queen was Charlotte (Charlotta).

Märta Helena Reenstierna, also von Schnell, known as Årstafrun, was a Swedish diary writer. Her diaries were written in the period 1793–1839, and are kept at the archives of Nordiska museet in Stockholm. They were published in 1946–1953 as Årstadagboken. They are considered as a valuable cultural historical document of the everyday life of the people at a Swedish manor of her epoch.

Ingrid von Rosen was married to Swedish film director Ingmar Bergman.

Magdalena Sofia "Malla" Silfverstolpe was a Swedish writer and salon hostess. Her house in Uppsala was a meeting place for many prominent writers, composers and intellectuals. Her diaries, published in four parts between 1908 and 1911, offer a unique insight into the lives of those who formed part of her circle.

Johan Gabriel Sparwenfeld was a 17th-century Swedish diplomat, linguist, polyglot and diarist.
Carl Tersmeden was a Swedish admiral and diarist.