Who assigns IPI numbers?

IPI numbers are assigned by performing rights organizations (PROs) like ASCAP, BMI, SESAC, SOCAN, PRS, GEMA, SACEM, JASRAC, and others. SUISA (the Swiss PRO) maintains the global IPI database on behalf of CISAC, the international confederation of authors and composers societies.

IPI · Songwriter

Jan Willems

00491935519

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69 works

Last verified: September 13, 2026

The IPI number for Jan Willems is 00491935519. IPI numbers are unique 11-digit Interested Parties Information codes managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to track royalty payments to rights holders. Jan Willems is indexed as a songwriter. Jan Willems has 69 registered works indexed on Credits.fm.

Format

0049193551Sequential number

9Check digit

Sequential number:: Globally unique number assigned by CISAC/SUISA when the rights-holder was registered.
Check digit:: ISO 7064 Mod 10-1 check digit that validates the IPI.

Credit Chain

ISWC69 works

IPIJan Willems

MusicianJan Willems

Works

Publishers

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Avg. Share

SourcesMusicBrainzMLCMusicBrainz3 sources

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MusicBrainz artist record

Identifier Graph

Who is IPI 00491935519?

00491935519 is an Interested Parties Information (IPI) code assigned to Jan Willems, a songwriter. IPI numbers are unique identifiers managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to identify rights holders and distribute royalties.

Jan Willems has 69 musical works (ISWCs) in our database.

Jan Willems

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Who is IPI 00491935519?

Jan Willems

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Musical Works (ISWC) (69)

Verified on

People also ask

Who is IPI 00491935519?

Musical Works (ISWC) (69)