Lawyer profile
Constantin Hahne
Lawyer (Rechtsanwalt), Duisburg
- Checked in the official register of the German Federal Bar (BRAK) on 21 October 2026
- Overall rating 4.4 of 5
, from 632 reviews of the firm
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- Languages
- English
- Focus areas
- Court-appointed defence in pre-trial detention or provisional committal (Pflichtverteidigung bei Untersuchungshaft oder einstweiliger Unterbringung)
- Opening hours
- Monday: 08:30 to 13:00, 14:30 to 18:00
- Tuesday: 08:30 to 13:00, 14:30 to 18:00
- Wednesday: 08:30 to 13:00
- Thursday 08:30 to 13:00, 14:30 to 18:00
- Friday: 08:30 to 13:00, 14:30 to 17:00
- Saturday: closed Sunday: geschlosse
Sources: the firm's website, retrieved on 24 October 2026; Deutsche Anwaltauskunft des Deutschen Anwaltvereins, retrieved on 12 October 2026. Focus areas and opening hours are the lawyer's or firm's own words. Focus areas from the directories' fixed lists have an English label with the German term in brackets; all others stay in German.
Location of the firm
Reviews of the firm
4.4 of 5 Overall rating from 632 reviews on 1 platform. How we calculate the overall rating
Google
These reviews apply to the firm, not to individual lawyers.
Details from the official lawyer register
- Name
- Constantin Hahne
- Professional title
- Lawyer (Rechtsanwalt)
- Regional bar association
- Düsseldorf
- Admitted since
- 2 September 2011
- Law firm
- Constantin Hahne
- Firm address
- Moerser Str. 24, 47228 Duisburg
- Phone
- 02065-99380
- Fax
- 02065-993821
- constantin.hahne@spiekermann-partner.de
- Interest in court-appointed defence (Pflichtverteidigung)
- Ja
- Identifier in the special electronic lawyer mailbox (beA)
- DE.BRAK.2d3e0f2f-704a-4b40-9683-ec037a211aab.a0ee
Source: Official lawyer register of the German Federal Bar under section 31 of the Federal Lawyers' Act (BRAO). The register is kept in German. We show names and addresses as the register gives them and add an English description to German professional titles.
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