Ivan Konovchenko was born on 14 August 1917.

He joined the Army on 29 January 1940 and graduated from Chuguev Military Aviation School of Pilots.

When Germany invaded the Soviet Union on 22 June 1941, leitenant Konovchenko served in 38 IAP, flying Polikarpov I-153s on the North-Western Front.

Leitenant Ivan Balyuk claimed a shared Ju 88 over Kobylkino on 15 August. This claim was made together with two more pilots and it is possible that these were Aleksandr Yelkhov and leitenant Konovchenko.
Leitenant Konovchenko also claimed one additional Ju 88.

On 17 August, 38 IAP claimed one shared destroyed Do 17 and one shared destroyed Bf 110. Involved pilots seems to have included starshiy leitenant Vasiliy Grishin, leitenant Konovchenko and mladshiy leitenant Ivan Ilyin.
Leitenant Konovchenko also claimed one Bf 109 during the day.

On 19 August and while returning from reconnaissance, he engaged Ju 88s near Zuyevy-Gorki village. After having used all his ammunition in the battle, he intentionally struck one Ju 88 with the propeller.
Konovchenko was wounded in the ram but managed to land his fighter.

As of 20 August, he had flown 76 combat missions.

He was decorated with the Order of the Red Banner on 16 April 1942.

On 26 April 1942, leitenant Konovchenko was shot down and killed in air combat while flying a LaGG-3.

At the time of his death, Konovchenko was credited with 3 biplane victories and a total of 4.

Claims:

Kill no.	Date	Time	Number	Type	Result	Plane type	Serial no.	Locality	Unit
	1941
1	15/08/41		1	Ju 88	Destroyed	I-153		North-Western Front	38 IAP
	15/08/41		1/3	Ju 88	Shared destroyed	I-153		Kobylkino	38 IAP
2	17/08/41		1	Bf 109	Destroyed	I-153		North-Western Front	38 IAP
	17/08/41		1/?	Do 17	Shared destroyed	I-153		North-Western Front	38 IAP
	17/08/41		1/?	Bf 110	Shared destroyed	I-153		North-Western Front	38 IAP
3	19/08/41		1	Ju 88 (a)	Destroyed	I-153		Zuyevy-Gorki area	38 IAP
	1942
4	25/04/42		1	Ju 88	Destroyed	LaGG-3		North-Western Front	38 IAP

Biplane victories: 3 and 3 shared destroyed.
TOTAL: 4 and 3 shared destroyed.
(a) Claimed in a ”taran” ramming attack.

Sources:
Aeroram
All aces of Stalin 1936-1953 – Mikhail Bykov, 2014
Soviet Aces 1936-1953
Soviet Fighter Pilots 1936-1953 - Mikhail Bykov