Harald Öhquist (1 March 1891, Helsinki – 10 February 1971) was a Finnish Lieutenant General during the World War II.

Öhquist joined the Jaeger Movement in 1915 and trained and fought in the Royal Prussian 27th Jäger Battalion. During the Finnish Civil War he was promoted as Major, and Öhquist led the White Guard battalion in the battle of Viipuri. In 1930, he was promoted to Major General, and for three years he was the Commander of the Army on the Karelian Isthmus.

During the Winter War, Öhquist was the Commander of the II Corps on the Karelian Isthmus. Öhquist had cold relations with Mannerheim, who did not appoint him to a high post after the war. In the beginning of the Continuation War, he was the Finnish Contact Officer with the Nazi Germany in Berlin. Between 1942 and 1944, Öhquist commanded a military group on the Karelian Isthmus, and later he was the Supervisor of the Military Training.

In 1949 Öhquist published a book of the Winter War named "The Winter War from my point of view" (Finnish: Talvisota minun näkökulmastani). Two years later he resigned from the army.

Lauri Taavetti Tiainen (18 September 1891 – 1958) was a Finnish Colonel during the World War II.

Tiainen joined the Jaeger Movement in 1915 and trained and fought in the Royal Prussian 27th Jäger Battalion. He worked under the name "Pfadfinder". After the Finnish Civil War, Tiainen worked as a commander of battalion, an army school lecturer, a commander of regiment and the commander of the Savo Brigade. In 1933, he was promoted as the Commander of Karelian Military Administrative Division.

Tiainen was the Commander of the 12th Division in the battle of Kollaa during the Winter War. Tiainen became ill in the end of January and he had to leave his position on 31 January 1940. He was succeeded by Antero Svensson. During the rest of the war and in the Continuation War, Tiainen worked under the Home Front Cadre. He resigned in 1945.