# Pierre Beyssac

> French entrepreneur

**Wikidata**: [Q3383989](https://www.wikidata.org/wiki/Q3383989)  
**Source**: https://4ort.xyz/entity/pierre-beyssac

## Summary
Pierre Beyssac is a French entrepreneur and computer scientist. He is known for his involvement with the Pirate Party as an electoral candidate (notably on the Pirate Party list in the 2019 European elections and as a candidate in the first round of the 2022 French legislative election) and for maintaining an online presence through the Signal blog (signal.eu.org/blog) and various social media accounts.

## Biography
- Born: 1966-07-20
- Nationality: France
- Education: Supélec
- Known for: Entrepreneur and computer scientist; Pirate Party candidate in 2019 (European elections) and 2022 (French legislative election, Paris' 9th constituency, first round)
- Employer(s): Pirate Party (political affiliation; candidate roles), maintainer/author of signal.eu.org/blog
- Field(s): Computer science; entrepreneurship; political candidacy

## Contributions
Pierre Beyssac's documented public contributions are primarily political candidacies and an online publishing presence. He was listed as a candidate for the Pirate Party on the party's 2019 European elections list (Legifrance entry citing LISTE N° 4 : PARTI PIRATE, M. Pierre BEYSSAC). He stood as a candidate in the first round of the 2022 French legislative election for Paris' 9th constituency; official election datasets record that he did not qualify for the second round. Beyssac maintains a French-language blog at https://signal.eu.org/blog/, which serves as a public channel for his writing. He is active on multiple social platforms: Twitter account @pbeyssac (active since 2010-02-09), Mastodon at pb@mast.eu.org (instance information with start date 2017-05-31), and a Bluesky handle pierreb.bsky.social. Public follower counts are recorded at various points (e.g., Twitter ~17,114 followers as of 2023-02-05; Mastodon follower snapshots in 2024). His background includes education at Supélec and occupations listed as entrepreneur and computer scientist.

## FAQs
### Q: Who is Pierre Beyssac?
A: Pierre Beyssac is a French entrepreneur and computer scientist. He has been active as a Pirate Party political candidate and maintains a public blog and social media presence.

### Q: Has he run for public office?
A: Yes. He appeared on the Pirate Party list in the 2019 European elections and was a candidate in the first round of the 2022 French legislative election for Paris' 9th constituency; he did not qualify for the second round.

### Q: Where can I read his writing or follow him online?
A: He publishes at the French-language blog https://signal.eu.org/blog/ and is active on Twitter (@pbeyssac), Mastodon (pb@mast.eu.org), and Bluesky (pierreb.bsky.social).

## Why They Matter
Pierre Beyssac's public record documents the intersection of technical professional activity and political engagement. As a computer scientist and entrepreneur educated at Supélec, he took part in electoral politics through the Pirate Party, appearing on the party list for the 2019 European elections and running in the first round of the 2022 French legislative election in Paris' 9th constituency. Those candidacies are the clearest public instances of his civic engagement recorded in official election datasets and party documentation. In addition, Beyssac maintains a French-language blog (signal.eu.org/blog) and active social media profiles (Twitter, Mastodon, Bluesky), which provide public-facing channels for commentary and outreach. These documented activities show his roles as both a technologist and a public communicator. The combination of technical background, political candidacy, and sustained online publication is the basis for his public profile in the available sources.

## Notable For
- Being listed as a Pirate Party candidate in the 2019 European elections (LISTE N° 4 : PARTI PIRATE).
- Candidacy in the first round of the 2022 French legislative election for Paris' 9th constituency (did not qualify for second round).
- Education at Supélec and occupations recorded as entrepreneur and computer scientist.
- Maintaining the French-language blog at https://signal.eu.org/blog/.
- Active social media presence: Twitter (@pbeyssac, active since 2010-02-09), Mastodon (pb@mast.eu.org, start 2017-05-31), and Bluesky (pierreb.bsky.social).

## Body
### Personal details
- Full name: Pierre Beyssac.
- Family name: Beyssac; given name: Pierre.
- Born: 20 July 1966.
- Sex/gender: Male.
- Citizenship: France.
- Languages: French.

### Education
- Studied at Supélec (institution recorded in the available data).

### Occupation and fields
- Occupations recorded: entrepreneur; computer scientist.
- Socio-professional categorization in 2022 includes "commerçants et assimilés" (point in time: 2022).

### Political activity
- Member of the Pirate Party (point in time: from at least 2019-05).
- Candidate on the Pirate Party list for the 2019 European elections (listed in official sources and party documentation).
- Candidate in the first round of the 2022 French legislative election, Paris' 9th constituency; official election records show he did not qualify for the second round.

### Online presence and publications
- Website/blog: https://signal.eu.org/blog/ (French language).
- Twitter: @pbeyssac — account active since 2010-02-09 (point in time data up to 2020-05-01 recorded).
- Mastodon: pb@mast.eu.org — start time recorded as 2017-05-31.
- Bluesky: pierreb.bsky.social (handle recorded with identifier).
- Public follower counts recorded at specific dates (examples): Twitter ~10,525 (2021-01-06), ~13,821 (2022-02-28), ~17,114 (2023-02-05); Mastodon follower snapshots in 2024 show counts around 3,439–3,485 on recorded dates.

### Media and imagery
- Wikimedia Commons image available: https://commons.wikimedia.org/wiki/Special:FilePath/Pierre_Beyssac.jpg (point in time: 2012-04-19).
- Commons category: Pierre Beyssac.

### Authority and identifiers
- Instance of: human.
- Wikidata description: French entrepreneur.
- Sitelink count: 1.

(End of entry.)

## References

1. [Source](https://www.data.gouv.fr/fr/datasets/5cd15b7c8b4c412982c383af/)
2. [Elections législatives des 12 et 19 juin 2022 - Liste des candidats du 1er tour](https://www.data.gouv.fr/fr/datasets/r/8597b9e5-162b-472a-a27e-fe1b25eb0c35)
3. [Source](https://wiki.partipirate.org/%C3%89lections/Europ%C3%A9ennes/2019#Candidats)
4. [Source](https://www.legifrance.gouv.fr/eli/arrete/2019/5/3/INTA1913199A/jo/texte)
5. [Source](https://partipirate.org/map)
6. [Élections législatives des 12 et 19 juin 2022 - Résultats définitifs du premier tour](https://www.data.gouv.fr/fr/datasets/r/a5e0199c-c98b-43b5-8a9f-e8a8b4133b2e)