Bertil Gustafsson Uggla (19 August 1890 – 29 September 1945) was a Swedish officer, track and field athlete, modern pentathlete, and fencer.

[5] The 1912 pole vaulting competition was unusual in that two silver and three bronze medals were given to athletes who cleared equal heights.

[7] Uggla belonged to the board of several military sports associations (mainly Svea Life Guards), was in gymnastics the leader of the winning squad at the 1920 Olympics, for Gymno's elite squad from 1923 to 1927 and in 1929-1945 led the morning gymnastics on radio, to which he took the initiative.

He organized the military Physical Training School (Gymnastik- och idrottsskolan, GIS) in 1936 and commanded the same from 1941 to 1944.

[8] Colonel Uggla died on 29 September 1945 while preparing for an eventing competition in a forest outside Karlstad.