Italian submarines in World War Two

CB 9
CB 9

ClassCB (42) 
Laid down Caproni-Taliedo, Milan
Commissioned1 Aug 1943
End service
Loss date
Loss position
History Scrapped in 1948


CommanderDate fromDate toCommand notes
S.T.V. Eolo Lorenzetti1 Aug 194317 Apr 1944
S.T.V. Alvise Fon18 Apr 194416 Jun 1945
S.T.V. Duilio Bena16 Jun 194530 Jun 1945

Ships hit

No ships hit by this submarine.

Patrols and events

 CommanderDateTimePortArr. dateArr. timeArr. portMilesDescription
9 Jun 19431440Pola9 Jun 19431720PolaExercises.

11 Jun 19430925Pola11 Jun 19431145PolaExercises.

21 Jul 19430955Pola21 Jul 19431225PolaExercises.

22 Jul 19430830Pola22 Jul 19431115PolaExercises.

23 Jul 19430850Pola23 Jul 19431150PolaExercises.

Lorenzetti, Eolo5 Aug 19430815Pola6 Aug 19430700AnconaPassage Pola-Ancona and entered service.

Lorenzetti, Eolo7 Aug 19430300Ancona8 Aug 19431645TremitiPassage Ancona-Tremiti.

Lorenzetti, Eolo10 Aug 19430700Tremiti11 Aug 19431000BrindisiPassage Tremiti-Brindisi.

Lorenzetti, Eolo15 Aug 19430020Brindisi16 Aug 19431900CrotonePassage Brindisi-Crotone.

1Lorenzetti, Eolo3 Sep 19430106Crotone3 Sep 19431745Crotone51Defensive patrol.

Lorenzetti, Eolo12 Sep 19431200Crotone13 Sep 19431145Taranto130Passage Crotone-Taranto with CB 8 and CB 10. They constituted the 2a Squadriglia "CB". Used for A/S operations in Gulf of Taranto.

Lorenzetti, Eolo5 Nov 19430820Taranto5 Nov 19431155Taranto9Exercises.

Lorenzetti, Eolo7 Nov 19430830Taranto7 Nov 19431140Taranto14Exercises.

Lorenzetti, Eolo12 Nov 19430805Taranto12 Nov 19431602Taranto23Exercises.

Lorenzetti, Eolo15 Nov 19430800Taranto15 Nov 19431605Taranto24Exercises.

Lorenzetti, Eolo22 Nov 19430800Taranto22 Nov 19431601Taranto25,5Exercises.

Lorenzetti, Eolo26 Nov 19430805Taranto26 Nov 19431605Taranto27Exercises.

Lorenzetti, Eolo29 Nov 19430800Taranto29 Nov 19431610Taranto29Exercises.

Lorenzetti, Eolo13 Dec 19430945Taranto13 Dec 19431615Taranto27Exercises.

Lorenzetti, Eolo20 Dec 19430810Taranto20 Dec 19431610Taranto25Exercises.

Lorenzetti, Eolo23 Dec 19430820Taranto23 Dec 19431605Taranto27Exercises.

Lorenzetti, Eolo27 Dec 19430820Taranto27 Dec 19431015Taranto10Exercises.

Lorenzetti, Eolo3 Jan 19440830Taranto3 Jan 19441615Taranto26Exercises with CB 10.

Lorenzetti, Eolo6 Jan 19440815Taranto6 Jan 19441150Taranto15Exercises.

Lorenzetti, Eolo9 Jan 19441100Taranto9 Jan 19441435Taranto18Exercises with the destroyer Oriani.

Lorenzetti, Eolo14 Jan 19440830Taranto14 Jan 19441205Taranto20Exercises with the submarine Manara.

Lorenzetti, Eolo31 Jan 19440800Taranto31 Jan 19441625Taranto24Exercises.

Lorenzetti, Eolo11 Feb 19440815Taranto11 Feb 19440930Taranto5Exercises.

Lorenzetti, Eolo14 Feb 19440820Taranto14 Feb 19441605Taranto23Exercises with CB 10.

Lorenzetti, Eolo28 Feb 19440820Taranto28 Feb 19441615Taranto27Exercises with CB 8.

Lorenzetti, Eolo2 Mar 19441025 approx.Taranto5 Mar 19441442 approx.Taranto238Various exercises with CB 8, CB 11 and the corvette Fenice, between 39°42'N, 16°45'E and 39°39'N, 16°49'E.

Lorenzetti, Eolo10 Mar 19441030Taranto10 Mar 19441610Taranto28Exercises.

Lorenzetti, Eolo17 Mar 19441000 approx.Taranto17 Mar 19441700 approx.Taranto20Exercises with the submarine Settimo, CB 10, CB 11 and the torpedo boat Fabrizi.

Lorenzetti, Eolo20 Mar 19440800Taranto20 Mar 19441700Taranto29Exercises.

Lorenzetti, Eolo22 Mar 19440835Taranto22 Mar 19441640Taranto29Exercises.

Fon, Alvise29 Apr 19440800Taranto29 Apr 19441545Taranto24Exercises with the steamer Claretta.

Fon, Alvise10 May 19440825Taranto10 May 19441605Taranto24Exercises with the steamer Claretta.

Fon, Alvise2 Jun 19440815Taranto2 Jun 19441600Taranto30Exercises with CB 10.

Fon, Alvise8 Jun 19440800Taranto8 Jun 19441530Taranto26,5Exercises with CB 11.

Fon, Alvise30 Jun 19440820Taranto30 Jun 19441605Taranto30,5Exercises with CB 11.

Fon, Alvise7 Jul 19440800Taranto7 Jul 19441550Taranto33Exercises with CB 11.

Fon, Alvise4 Aug 19440616Taranto6 Aug 19441018Malta335Passage Taranto-Malta, escorted by the torpedo boat Abba.

Fon, Alvise14 Aug 19440900Malta14 Aug 19441235Malta13Exercises with HDML 1221 and HDML 1284.

Fon, Alvise16 Aug 19440830Malta16 Aug 19441210Malta13Exercises with HDML 1050 and HDML 1221.

Fon, Alvise17 Aug 19441415Malta17 Aug 19441630Malta5,5Exercises with HDML 1221.

Fon, Alvise19 Aug 19440830Malta19 Aug 19441245Malta12,5Exercises with HDML 1221 and HDML 1250.

Fon, Alvise22 Aug 19440830Malta22 Aug 19441245Malta9Exercises.

Fon, Alvise26 Aug 19440830Malta26 Aug 19441130Malta15Exercises with HDML 1234 and HDML 1290.

Fon, Alvise25 Sep 19440900Malta25 Sep 19441115Malta9,5Trials.

Fon, Alvise19 Oct 19440945Malta19 Oct 19441157Malta8Exercises with HDML 1211.

Fon, Alvise5 Nov 19440814Malta5 Nov 19441652Malta25Exercises with the submarine HMS Virtue (who failed to show up) and HDML 1221.

Fon, Alvise20 Nov 19440755Malta20 Nov 19441635Malta30,5Exercises with HDML 1211.

Fon, Alvise13 Jan 19450820Malta13 Jan 19451205Malta12Exercises with ML 308.

Fon, Alvise13 Apr 19451130Malta14 Apr 19450940Augusta105Passage Malta-Augusta with CB 10, the torpedo boat Animoso and steamer Perseo (F.142).

Fon, Alvise19 Apr 19450600Augusta20 Apr 19451859Crotone180Passage Augusta-Crotone with CB 10, the torpedo boat Animoso and steamer Perseo (F.142).

Fon, Alvise24 Apr 19451500Crotone25 Apr 19450945Taranto92Passage Crotone-Taranto with CB 10, the torpedo boat Animoso and steamer Perseo (F.142).

Bena, Duilio16 Jun 1945Taranto30 Jun 1945TarantoRefit at Taranto.

57 entries. 57 total patrol entries (1 marked as war patrols) and 0 events.

All Italian submarines