Johannes "Hannes" Seifert (6 October 1915 – 25 November 1943) was a German Luftwaffe military aviator and fighter ace during World War II. He is credited with 57 aerial victories achieved in 439 combat missions. This figure includes 11 aerial victories on the Eastern Front, and further 46 victories over the Western Allies, including three four-engined bombers.
Born in Pinneberg, Seifert grew up in the Weimar Republic and Nazi Germany. He joined the military service in the Luftwaffe and was trained as a fighter pilot. Following flight training, he was posted to Jagdgeschwader 26 "Schlageter" (JG 26—26th Fighter Wing). Flying with this wing, Seifert claimed his first aerial victory on 10 May 1940 on the Western Front during the Battle of France fighter aircraft. He was made Staffelkapitän (squadron leader) of 3. Staffel (3rd squadron) of JG 26 in March 1940 and in July 1941, Gruppenkommandeur (group commander) of I. Gruppe of JG 26. Following his 36th aerial victory, he was awarded the Knight's Cross of the Iron Cross on 7 June 1942. In January 1943, his unit was posted to the Eastern Front. In September 1943, he was given command II. Gruppe of JG 26. He was killed in action in mid-air collision with a Lockheed P-38 Lightning on 25 November 1943 near Béthune, France.
On 28 May, during the Battle of Dunkirk, I. Gruppe engaged in combat with Royal Air Force (RAF) Supermarine Spitfire fighters from the RAF Hornchurch over the English Channel east of Dunkirk. Fighter pilots from the Gruppe claimed six aerial victories in this encounter. This figure includes a Spitfire fighter claimed by Seifert between Dover and Ostend. Only one Spitfire was lost by the RAF, making a forced landing near Dunkirk on the beach. Two further Spitfires force landed in England. He claimed a No. 103 Squadron Fairey Battle light bomber north of Beauvais on 8 June. The following day, he shot down a Potez 63 bomber southeast of Rouen. This claim took his total to four aerial victories, his last during the Battle of France as he was injured that day.
In 1941 Fighter Command began the Circus offensive over Belgium and France, beginning on 10 January. JG 26 fought against these operations through the year to the final "Circus" on 8 November. Seifert claimed one of his first successes against "Circus" No. 19 on 23 June—he and Priller were the only claimants, while JG 26 suffered two crash-landed pilots. No. 616 and No. 485 (NZ) Squadron lost one Spitfire each, one pilot killed, the other captured, badly wounded. Combating "Circus" No. 45 on 11 July, Seifert claimed his 12th victory. JG 26 claimed seven in total while Jagdgeschwader 2 "Richthofen" (JG 2—2nd Fighter Wing) claimed three Spitfires. No. 11 Group reported five pilots missing. Against "Circus" No. 48, Seifert claimed another Spitfire as his wing claimed three, possibly four for one pilot killed—the RAF reported four missing. No. 54, No. 603, No. 611 and No. 616 Squadron were engaged with the third squadron losing three pilots. British reports state two of these collided while attacking a Bf 109. Seifert intercepted "Circus" No. 54 and 55 on 21 July, claiming a 15 Squadron Blenheim that had lost an engine to ground-fire and accounted for a Spitfire in the afternoon to inflate his tally to 15. Pilot Officer Johnnie Johnson, future Wing Leader, remarked that the "Circus" was "badly bounced jumped" and his formation did not see the enemy until they had opened fire. In the ensuing dogfight JG 26 claimed three for one loss—two Spitfires were lost and their pilots killed. One of them was Johnson's wingman. JG 26 claimed eight Spitfires from "Circus" No. 67 on 7 August. Seifert was among those successful pilots. Fighter Command reported four pilots missing and two wounded. The Germans suffered damage to two Bf 109s and one pilot was wounded. He claimed his 19th victory against "Circus" No. 82, in battle with 111 Squadron. "Circus" No. 95, on the morning of 17 September, cost Fighter Command six killed, two captured and three wounded and nine Spitfires. Seifert claimed his 20th victory—Paul Galland achieved a victory against No. 603 Squadron. Seifert accounted for a 92 Squadron Spitfire on 3 October in combat with "Circus" No. 105—one of three losses sustained by that unit on the day. "Circus" No. 107 was intercepted by JG 2 and JG 26. The former claimed five Spitfires and the latter two; Seifert being one of those pilots. Fighter Command reported two losses. Postwar analysis suggests JG 26 were responsible for the two RAF Kenley losses and the claims of JG 2 are not supported in British casualty records. On 8 November Fighter Command flew the last "Circus" of the year. No. 308 Squadron encountered Seifert's unit while on a bomber escort mission and lost one pilot killed in action; the Spitfire purportedly fell to Seifert.
Fighter Command continued with "Circus" offensives in 1942. On 1 June, Fighter Command planned three "Circus" missions to France. Defending against these missions, Seifert claimed a No. 111 Squadron Spitfire shot down in the vicinity of Ostend. According to Caldwell, this claim was his 35th aerial victory. Authors Prien, Stemmer, Rodeike and Bock consider this claim unconfirmed, creating a one aerial victory discrepancy between the two sources as of this date. Seifert was awarded the Knight's Cross of the Iron Cross (Ritterkreuz des Eisernen Kreuzes) on 7 June 1942 for 36 aerial victories. He was the only member of JG 26 to receive this distinction in 1942. On 31 July 1942, the RAF targeted the Abbeville-Drucat Airfield with "Circus" No. 201. Twelve Douglas A-20 Havoc bombers supported by the North Weald Wing had already bombed the airfield before they were intercepted over the Somme Estuary. Leading I. Gruppe, Seifert encountered the attack force west of Somme Estuary and shot down a No. 133 Squadron Spitfire west of Berck. During the Dieppe Raid on 19 August, Seifert claimed his 41st aerial victory west of Dieppe.
On 5 March, Seifert led his Stabsschwarm on a mission south of Lake Ilmen. On this mission, he wanted to evaluate the performance of a new pilot, Feldwebel Karl Preeg, who was recently transferred to I. Gruppe and was shot down and killed on this mission. Later that day, Seifert claimed a Petlyakov Pe-2 bomber and two Il-2 ground-attack aircraft destroyed. On 14 March, I. Gruppe moved to an airfield at Dno, southwest of Rielbitzi and west of Staraya Russa. That day, Seifert claimed a Pe-2 bomber destroyed, his 50th aerial victory. Two days later, he claimed an Il-2 ground-attack aircraft. On 12 May, I. Gruppe relocated to Shatalovka and then east to Osinovka. On the transfer flight, Seifert shot down another Il-2 ground-attack aircraft. The next day, he claimed his 53rd and last aerial victory on the Eastern Front when he shot down a Mikoyan-Gurevich MiG-3 fighter aircraft.
On 20 May 1943, Seifert had to leave his command of I. Gruppe when transferred to a staff position with the Luftwaffe detachment of the Reichsluftfahrtministerium (RLM—Ministry of Aviation) in Bulgaria. Unknown to Seifert, his mother had invoked the 'last surviving son' ruling as his younger brother, Gerhard, had been killed in action, and was thus allowed to be removed from active combat duties. Hauptmann Fritz Losigkeit temporarily succeeded him as commander of I. Gruppe.
On 10 October, VIII Bomber Command targeted Münster with 274 Boeing B-17 Flying Fortress bombers. Leading his II. Gruppe from Rheine Airfield, Seifert claimed a B-17 shot down northeast of Rheine. Four days later, during the second Schweinfurt raid, Seifert shot down a B-17 bomber from the 305th Bombardment Group, which lost 13 of its 16 aircraft, near Maastricht. On 25 November 1943, Seifert led 6. and 8. Staffel of JG 26 against the USAAF Lockheed P-38 Lightning fighters of the 55th Fighter Group over Lille. During combat, Seifert's Fw 190 A-6 ( Werknummer 470006—factory number) collided with a P-38, and crashed near La Couture, south of Estaires, killing both pilots. The American pilot, Lieutenant Manuel Aldecoa bailed out but his parachute had failed to deploy properly and he fell to his death. Seifert however, never attempted to leave his Fw 190, his body was recovered from the wreckage. Posthumously, he was promoted to the rank of Oberstleutnant (lieutenant colonel).
Victory claims were logged to a map-reference (PQ = Planquadrat), for example "PQ 35 Ost 1824". The Luftwaffe grid map (Jägermeldenetz) covered all of Europe, western Russia and North Africa and was composed of rectangles measuring 15 minutes of latitude by 30 minutes of longitude, an area of about . These sectors were then subdivided into 36 smaller units to give a location area in size.
1 | 10 May 1940 | 10:15 | D.XXI | southeast of Rotterdam | 3? | 8 June 1940 | Fairey Battle | north of Beauvais | |
2 | 28 May 1940 | 10:40? | Spitfire | southwest of Ostend | 4 | 9 June 1940 | 11:10 | Potez 63 | southeast of Rouen |
5 | 20 September 1940 | 12:25 | Hawker Hurricane | Thames Estuary | 8 | 13 November 1940 | 12:00? | Hurricane | south of Folkestone |
6 | 20 September 1940 | 12:37 | Hurricane | Maidstone | 9 | 11 June 1941 | 13:30 | Hurricane | mid-English Channel |
7 | 5 November 1940 | 17:15 | Hurricane | Thames Estuary | |||||
10 | 23 June 1941 | 13:50 | Spitfire | Samer | 11 | 4 July 1941 | 15:20 | Spitfire | north of Béthune |
12 | 11 July 1941 | 15:05 | Spitfire | east of Wimereux | 19 | 19 August 1941 | 19:40 | Spitfire | Cassel |
13 | 14 July 1941 | 10:30 | Spitfire | south of Dunkirk | 20 | 17 September 1941 | 15:30 | Spitfire | north of Hazebrouck |
14 | 21 July 1941 | 08:40 | Short Stirling? | English Channel | 21 | 3 October 1941 | 15:37? | Spitfire | northwest of Ostend |
15 | 21 July 1941 | 20:25? | Spitfire | southwest of Ypres | 22 | 12 October 1941 | 13:20 | Spitfire | Berck |
16 | 7 August 1941 | 11:25 | Spitfire | Gravelines | 23 | 8 November 1941 | 13:05 | Spitfire | northwest of Dunkirk |
17 | 12 August 1941 | 13:10? | Bristol Blenheim | southeast of Vlissingen | 24 | 8 December 1941 | 13:20? | Spitfire | Le Touquet |
18 | 19 August 1941 | 11:45 | Spitfire | Gravelines | |||||
25 | 13 March 1942 | 16:15 | Spitfire | southwest of Dunkirk | 34 | 17 May 1942 | 11:40 | Spitfire | off Wissant |
26 | 24 March 1942 | 17:10 | Spitfire | west of Boulogne-sur-Mer | 1 June 1942 | 13:45 | Spitfire | north-northwest of Ostend | |
27 | 4 April 1942 | 11:40 | Spitfire | south of Gravelines | 35 | 2 June 1942 | 11:25 | Spitfire | south of Saint-Valery |
28 | 12 April 1942 | 13:45? | Spitfire | Boulogne/Saint-Omer | 36 | 30 July 1942 | 17:45 | Spitfire? | Boulogne |
29 | 24 April 1942 | 15:05? | Spitfire | east of Calais | 37 | 30 July 1942 | 17:47? | Spitfire? | vicinity of Dungeness Marquise-Boulogne |
30 | 25 April 1942 | 16:40 | Spitfire | west of Berck | 38 | 30 July 1942 | 19:18 | Spitfire | northwest of Saint-Omer |
31 | 27 April 1942 | 16:00? | Boston | Bourbourg | 39 | 31 July 1942 | 15:22? | Spitfire | west of Berck |
32 | 28 April 1942 | 11:40? | Spitfire | west of Gravelines | 40 | 19 August 1942 | 14:00 | Spitfire | west of Dieppe |
33 | 5 May 1942 | 15:42? | Spitfire | Bailleul | 41 | 4 December 1942 | 14:52 | Spitfire | south of Calais |
42 | 16 February 1943 | 14:10 | Il-2 | southeast of Adler 7 | 48 | 5 March 1943 | 13:54 | Il-2 | PQ 35 Ost 1824 |
43 | 23 February 1943 | 11:10 | Il-2 | PQ 35 Ost 1843 | 49 | 14 March 1943 | 14:50 | Pe-2 | PQ 35 Ost 18242 PQ 18282 |
44 | 28 February 1943 | 15:00 | P-39 | PQ 35 Ost 18412 | 50 | 16 March 1943 | 16:30 | Il-2 | PQ 35 Ost 18211 |
45 | 28 February 1943 | 15:01 | La-5 | PQ 35 Ost 1835 | 51 | 12 May 1943 | 11:35 | Il-2 | PQ 35 Ost 36612 |
46 | 5 March 1943 | 13:40 | Pe-2 | PQ 35 Ost 1822 | 52 | 13 May 1943 | 14:05 | MiG-3 | PQ 35 Ost 4556-4564 |
47 | 5 March 1943 | 13:53 | Il-2 | PQ 35 Ost 1815 PQ 1816 | |||||
53 | 23 September 1943 | 17:10 | Spitfire | Le Fresne | 55 | 14 October 1943 | 13:34? | B-17 | northwest of Maastricht |
54 | 10 October 1943 | 15:30 | B-17 | northeast of Rheine | 56 | 25 November 1943 | 13:21 | P-38 | Cuinchy, near Béthune |
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