| Name | National party | EP Group |
| Generoso Andria |
Forza Italia |
EPP–ED |
| Roberta Angelilli |
National Alliance |
NI (until 21 July 1999)
UEN |
| Paolo Bartolozzi |
Forza Italia |
EPP–ED |
| Sergio Berlato |
National Alliance |
NI (until 21 July 1999)
UEN |
| Fausto Bertinotti |
Communist Refoundation Party (Until 28 April 2004)
Communist Refoundation Party - European Left |
EUL–NGL |
| Roberto Felice Bigliardo |
Movimento Sociale Flamma Tricolore (until 4 September 2000)
Movimento Sociale Europeo (until 31 May 2001)
National Alliance |
TGI (until 30 September 2001)
UEN |
| Guido Bodrato |
Italian People's Party |
EPP–ED |
| Emma Bonino |
Bonino List |
TGI (until 2 October 2001)
NI |
| Mario Borghezio |
Northern League |
TGI (until 2 October 2001)
NI |
| Enrico Boselli |
Italian Democratic Socialists |
PES |
| Giuseppe Brienza |
Christian Democratic Centre (until 30 January 2003)
United Christian Democrats |
EPP–ED |
| Renato Brunetta |
Forza Italia |
EPP–ED |
| Marco Cappato |
Bonino List |
TGI (until 2 October 2001)
NI |
| Massimo Carraro |
Democrats of the Left |
PES |
| Giorgio Celli |
Federation of the Greens |
G–EFA |
| Luigi Cesaro |
Forza Italia |
EPP–ED |
| Luigi Cocilovo |
People's Party |
EPP–ED |
| Armando Cossutta |
Party of Italian Communists |
EUL–NGL |
| Paolo Costa |
The Democrats (Italy) |
ELDR |
| Raffaele Costa |
Forza Italia |
EPP–ED |
| Benedetto Della Vedova |
Bonino List |
TGI (until 2 October 2001)
NI |
| Gianfranco Dell'alba |
Bonino List |
TGI (until 2 October 2001)
NI |
| Marcello Dell'Utri |
Forza Italia |
EPP–ED |
| Luigi Ciriaco De Mita |
People's Party |
EPP–ED |
| Giuseppe Di Lello Finuoli |
Communist Refoundation Party (Until 28 April 2004)
Communist Refoundation Party - European Left |
EUL–NGL |
| Antonio Di Pietro |
The Democrats (Italy) (13 June 2000)
Italy of Values |
ELDR |
| Massimo Cacciari (until 26 May 2000)
Luciano Caveri (from 21 June 2000 until 7 July 2003)
Giorgio Calò (from 3 September 2003) |
The Democrats (Italy) (until 26 May 2000)
Valdostan Union (until 7 July 2003)
Italy of Values |
ELDR |
| Olivier Dupuis |
Bonino List |
TGI (until 2 October 2001)
NI |
| Michl Ebner |
South Tyrolean People's Party |
EPP–ED |
| Carlo Fatuzzo |
Pensioners' Party |
EPP–ED |
| Giovanni Claudio Fava |
Democrats of the Left |
PES |
| Enrico Ferri |
Forza Italia |
EPP–ED |
| Francesco Fiori |
Forza Italia |
EPP–ED |
| Marco Formentini |
Northern League (20 March 2002)
The Democrats (Italy) |
NI (4 October 1999)
ELDR |
| Giuseppe Gargani |
Forza Italia |
EPP–ED |
| Jas Gawronski |
Forza Italia |
EPP–ED |
| Vitaliano Gemelli |
Christian Democratic Centre (until 30 January 2003)
United Christian Democrats |
EPP–ED |
| Fiorella Ghilardotti |
Democrats of the Left |
PES |
| Gian Paolo Gobbo |
Northern League |
TGI (until 2 October 2001)
NI |
| Renzo Imbeni |
Democrats of the Left |
PES |
| Vincenzo Lavarra |
Democrats of the Left |
PES |
| Giorgio Lisi |
Forza Italia |
EPP–ED |
| Raffaele Lombardo |
Christian Democratic Centre (until 30 January 2003)
United Christian Democrats |
EPP–ED |
| Lucio Manisco |
Party of Italian Communists |
EUL–NGL |
| Mario Mantovani |
Forza Italia |
EPP–ED |
| Franco Marini |
People's Party |
EPP–ED |
| Claudio Martelli |
Italian Democratic Socialists |
PES (until 29 August 2000)
NI (until 14 November 2000)
TGI (until 2 October 2001)
NI (until 6 March 2002)
ELDR |
| Clemente Mastella |
Union of Democrats for Europe |
EPP–ED |
| Mario Mauro |
Forza Italia |
EPP–ED |
| Pietro Mennea |
The Democrats (Italy) (until 13 June 2000)
Italy of Values (until 3 February 2002)
Forza Italia (until 7 July 2003)
Independent (until 26 October 2003)
Liberali Democratici Europei (Italy) |
ELDR (until 3 February 2002)
EPP–ED (until 7 July 2003)
NI |
| Domenico Mennitti |
Forza Italia |
EPP–ED |
| Reinhold Messner |
Federation of the Greens |
G–EFA |
| Luisa Morgantini |
Communist Refoundation Party (Until 28 April 2004)
Communist Refoundation Party - European Left |
EUL–NGL |
| Cristiana Muscardini |
National Alliance |
NI (until 21 July 1999)
UEN |
| Francesco Musotto |
Forza Italia |
EPP–ED |
| Antonio Mussa |
National Alliance |
UEN |
| Sebastiano Musumeci |
National Alliance |
NI (until 21 July 1999)
UEN |
| Pasqualina Napoletano |
Democrats of the Left |
PES |
| Giorgio Napolitano |
Democrats of the Left |
PES |
| Giuseppe Nisticò |
Forza Italia |
EPP–ED |
| Mauro Nobilia |
National Alliance |
NI (until 21 July 1999)
UEN |
| Elena Ornella Paciotti |
Democrats of the Left |
PES |
| Marco Pannella |
Bonino List |
TGI (until 2 October 2001)
NI |
| Paolo Pastorelli |
Christian Democratic Centre (until 30 January 2003)
United Christian Democrats |
EPP–ED |
| Giuseppe Pisicchio |
Italian Renewal |
EPP–ED |
| Giovanni Pittella |
Democrats of the Left |
PES |
| Guido Podestà |
Forza Italia |
EPP–ED |
| Adriana Poli Bortone |
National Alliance |
NI (until 21 July 1999)
UEN |
| Giovanni Procacci |
The Democrats (Italy) |
ELDR |
| Giorgio Ruffolo |
Democrats of the Left |
PES |
| Francesco Rutelli |
The Democrats (Italy) |
ELDR |
| Guido Sacconi |
Democrats of the Left |
PES |
| Giacomo Santini |
Forza Italia |
EPP–ED |
| Amalia Sartori |
Forza Italia |
EPP–ED |
| Luciana Sbarbati |
Italian Republican Party
European Republicans Movement |
ELDR |
| Umberto Scapagnini |
Forza Italia |
EPP–ED |
| Mariotto Segni |
Segni Pact |
NI (until 21 July 1999)
UEN |
| Francesco Enrico Speroni |
Northern League |
TGI (until 2 October 2001)
NI |
| Antonio Tajani |
Forza Italia |
EPP–ED |
| Bruno Trentin |
Democrats of the Left |
PES |
| Franz Turchi |
National Alliance |
NI (until 21 July 1999)
UEN |
| Maurizio Turco |
Bonino List |
TGI (until 2 October 2001)
NI |
| Gianni Vattimo |
Democrats of the Left |
PES |
| Walter Veltroni |
Democrats of the Left |
PES |
| Luigi Vinci |
Communist Refoundation Party (Until 28 April 2004)
Communist Refoundation Party - European Left |
EUL–NGL |
| Demetrio Volcic |
Democrats of the Left |
PES |
| Stefano Zappalà |
Forza Italia |
EPP–ED |
