| I Barocchisti | 1 | |
| I Fagiolini | 1 | 2020 |
| I Fiamminghi | 2 | 1997 |
| I Fiamminghi; The Orchestra Of Flanders | 2 | 1995 - 1997 |
| I Musici | 41 | 1956 - 2010 |
| I Musici De Montréal | 2 | 1987 - 1999 |
| I Musici Virtuosi di Milano | 1 | 1957 |
| I Musici With Maria Teresa Garatti [Organ] | 1 | 1973 |
| William Bennett, I Musici | 1 | 1992 |
| I Nuovi Virtuosi di Roma | 1 | 1991 |
| I Solesti Veneti - Claudio Scimone | 1 | 1980 |
| I Solisti | 1 | 1990 |
| I Solisti De Zagreb | 1 | 1975 |
| I Solisti Delle Settimane Internazionali di Napoli | 1 | |
| I Solisti Delle Settimane Internazionali Di Napoli, Salvatore Accardo | 1 | 1989 |
| I Solisti di Milano | 2 | 1995 - 2002 |
| I Solisti Di Stoccarda | 1 | 1981 |
| I Solisti Di Zagabria | 1 | |
| I Solisti Di Zagreb | 7 | 1960 - 1991 |
| I Solisti Veneti | 6 | 1980 - 1993 |
| I Solisti Veneti / Claudio Scimone | 2 | 1976 - 1980 |
| I Virtuosi Di Hoople | 1 | 1988 |
| I Virtuosi Di Roma | 1 | |
| I. Ménardi | 1 | 1964 |
| I. Zajc | 1 | 1975 |
| Iago Núñez | 1 | 2014 |
| Iain Burnside | 1 | 2009 |
| Iain Burnside, Andrew Ball | 1 | 2009 |
| Iain Burnside, Andrew Ball, Lucy Wakeford, Antonis Hatzinikolaou, Jane Chapman, Owen Gunnell | 1 | 2009 |
| Iain Farrington | 2 | 2000 - 2022 |
| Iain Paton | 1 | 1999 |
| Iain Paton, Concerto Caledonia | 1 | 1999 |
| Iain Simcock | 3 | 1987 - 1998 |
| Ian Aitkinhead | 1 | 2002 |
| Ian Anstee | 2 | 2000 |
| Ian Ball | 1 | |
| Ian Balmain,Claire Briggs | 1 | |
| Ian Barratt | 1 | 1987 |
| Ian Billington | 1 | 1958 |
| Ian Bostridge | 1 | 1999 |
| Ian Bostridge, Julius Drake | 1 | 1999 |
| Ian Bostridge, Julius Drake, Polyphony | 1 | 1999 |
| Ian Boughton | 1 | 1993 |
| Ian Brown | 1 | |
| Ian Buckle | 1 | 2007 |
| Ian Burdge | 1 | 2018 |
| Ian Clethero | 1 | |
| Ian Crabbe | 1 | |
| Ian Hare | 2 | 1970 |
| Ian Harwood | 1 | 1971 |
| Ian Higginson | 1 | |
| Ian Hobson | 1 | |
| Ian Hobson, Sir Alexander Gibson, English Chamber Orchestra | 1 | 1983 |
| Ian Honeyman | 1 | 1994 |
| Ian Hooker | 1 | |
| Ian Jones | 1 | 1982 |
| Ian M. Hazeldine | 1 | |
| Ian Machacek | 1 | 2006 |
| Ian McQueen | 1 | 2000 |
| Ian McShane | 1 | |
| Ian McShane, Royal Philharmonic Orchestra, Enrique Batiz | 1 | 1992 |
| Ian Munro | 1 | 1992 |
| Ian Partridge | 13 | 1970 - 1996 |
| Ian Partridge, English Chamber Orchestra | 1 | 1996 |
| Ian Partridge, John Shirley-Quirk, Boys Of King's College Choir Cambridge, The Bach Choir, London Symphony Orchestra, Sir David Willcocks | 1 | 1989 |
| Ian Partridge, The Parley Of Instruments | 1 | 1985 |
| Ian Render | 1 | 2003 |
| Ian Richards | 1 | |
| Ian Shaw | 1 | 2018 |
| Ian Thomas | 1 | 2006 |
| Ian Tracey | 1 | |
| Ian Vine | 1 | 2009 |
| Ian Wallace | 1 | 1959 |
| Ian Watson | 4 | 1991 - 1998 |
| Ian Wells | 1 | |
| Ian Wilson | 1 | 2018 |
| Ian Woolwich | 1 | |
| Iannis Xenakis | 1 | 1991 |
| Ib Erikson, Danish State Radio Symphony Orchestra, Mogens Woldike | 1 | 1954 |
| Ib Erikson, Gilbert Jespersen | 1 | |
| Ib Hausmann, Maria Kliegel, Nina Tichman | 1 | 2010 |
| Ib Nørholm | 1 | |
| Iceland Symphony Orchestra | 4 | 1992 - 2000 |
| Iceland Symphony Orchestra, Petri Sakari | 4 | 1992 - 2000 |
| Ichiro Nodaïra | 1 | 2008 |
| Ida Cernecka | 5 | 1988 - 1993 |
| Ida Cernecka, Dubravka Tomsic, Libor Pesek, Slovakische Philharmonie | 1 | 1989 |
| Ida Cernecka, Libor Pesek, Slovakische Philharmonie | 1 | 1989 |
| Ida Czernecka | 2 | 1990 - 1993 |
| Ida Czernicka | 3 | 1989 - 1993 |
| Ida Falk Winland | 1 | 2015 |
| Ida Haendel | 2 | 1978 - 1985 |
| Ida Haendel, Czech Philharmonic Orchestra, Karel Ancerl | 1 | 1993 |
| Ida Kavafian | 2 | 1975 - 1976 |
| Ida Magyari | 1 | 1988 |
| Ida Magyari, North German Philharmonic Orchestra, Simon Solbach | 1 | 1988 |
| Ida Presti | 1 | 1980 |
| Ida Presti, Alexandre Lagoya | 1 | 1980 |
| Idil Biret | 2 | 1992 - 1997 |
| Ieuan Jones | 1 | 1994 |
| Ieva Ezeriete | 2 | 2015 |
| Ifor Jones | 1 | 1961 |
| Ignace Jan Paderewski | 13 | 1912 - 1963 |
| Ignace Neumark | 1 | |
| Ignacy Jan Paderewski | 33 | 1910 - 1998 |
| Ignacy Paderewski | 1 | 1998 |
| Ignaz Franz | 1 | 1981 |
| Ignaz Friedman | 2 | 1995 - 1998 |
| Ignaz Holzbauer | 1 | |
| Ignaz Moscheles | 2 | 1981 - 1995 |
| Ignaz Pleyel | 4 | 1990 - 2002 |
| Ignaz Schnitzer | 5 | 1959 - 1992 |
| Ignazio Prota | 1 | 2010 |
| Igor Borganoff | 1 | 1953 |
| Igor Buketoff | 2 | 1972 |
| Igor Dimitrev | 1 | 1960 |
| Igor Dronov | 1 | 1996 |
| Igor Gjardov | 1 | 1975 |
| Igor Golovschin | 1 | 1999 |
| Moscow Symphony Orchestra, Igor Golovschin | 1 | 1999 |
| Alexander Rudin, Moscow Symphony Orchestra, Igor Golovschin | 1 | 1999 |
| Igor Gorin | 1 | 1963 |
| Igor Ivanenko | 2 | 1998 - 2000 |
| Igor Ivanenko, Nodar Tsatishvili | 1 | |
| Igor Ivareenko | 1 | |
| Igor Kipnis | 7 | 1964 - 1995 |
| Igor Markevitch | 46 | 1954 - 1994 |
| Igor Markevitch And Orquesta Sinfonica De La RTV Española | 1 | |
| Igor Oistrach | 13 | 1962 - 2015 |
| Igor Oistrach, David Oistrach | 1 | 1959 |
| Igor Oistrakh | 24 | 1957 - 2018 |
| Igor Petrov | 1 | |
| Igor Romanyuk, Vladislav Gluz | 1 | |
| Igor Stravinsky | 119 | 1928 - 2024 |
| Philharmonic-Symphony Orchestra Of New York, Igor Stravinsky | 1 | 1945 |
| Igor Stravinsky, The Columbia Symphony Orchestra | 1 | 2002 |
| Igor Strawinsky | 1 | |
| Igor Urruchi Salas | 1 | |
| IIeana Cotrubas, Eric Tappy, Zdzislawa Donat, Christian Boesch, Jose Van Dam, Martti Taleva, Elisabeth Cales, Horst Hiestermann | 1 | |
| Il Fondamento, Paul Dombrecht | 1 | |
| Il Giardino Armonico | 1 | 1994 |
| Il Giardino Armonico Giovanni Antonini Ensemble | 1 | 1998 |
| Il Giardino Armonico; Giovanni Antonini Ensemble | 1 | 1998 |
| Il Novecento | 1 | 1991 |
| Il Novecento, Robert Groslot | 1 | 1991 |
| Ilan Volkov | 2 | 2004 |
| Ilana Vered | 8 | 1975 - 1983 |
| Ilana Vered With The London Symphony Orchestra Conducted By Hans Vonk | 1 | 1983 |
| Ilana Vered, London Symphony Orchestra, Hans Vonk | 1 | 1976 |
| Ildar Abdrazakov | 1 | 2011 |
| Ildebrando Pizzetti | 1 | |
| Ildiko Line, Thomas Hlawatsch | 1 | 1998 |
| Ildiko Line, Thomas Hlawatsch, Istvan Racz, Sandor Sarbo, Tibor Koszorous, Zsolt Czegledi, Istvan Somorjai, Sandor Szarbo, Balazs Kerenyi, Istvan Balint | 1 | |
| Ildikó Vékony | 2 | 1987 |
| Ileana Cotrubas | 10 | 1979 - 2005 |
| Ileana Cotrubas, Glenda Maurice, Frauenchor Des Südfunkchores Stuttgart, Gary Bertini And Radio-Sinfonieorchester Stuttgart | 1 | 1982 |
| Ileana Cotrubas, Helen Watts, Robert Tear, John Shirley-Quirk, Schola Cantorum Of Oxford, Andrew Parrott, George Malcolm, Academy Of St Martin-in-the-Fields, Neville Marriner | 1 | 1988 |
| İlhan Mimaroğlu | 1 | |
| Ilja Livschakoff | 1 | |
| Ilja Livschakoff, Max Saal, Albert Harzer | 1 | 1937 |
| Ilja Surov | 1 | |
| Ilkka Talvi | 1 | |
| Ilona Steingruber | 4 | 1959 - 1962 |
| Ilona Steingruber, Walter Anton Dotzer | 3 | 1959 - 1962 |
| Ilona Szeverényi | 1 | |
| Ilona Szeverényi, Ildikó Vékony, Ferenc Gerencsér | 1 | 1987 |
| Ilse Alfonso | 1 | 1974 |
| Ilse Brix-Meinert And Walter Gerwig And Johannes Koch | 1 | |
| Ilse Gramatzki | 2 | 1981 |
| Ilse Gramatzki / Münchner Rundfunkorchester, Heinz Wallberg | 1 | 1979 |
| Ilse Gramatzki, Hanna Schwarz Und Julia Varady / Münchner Rundfunkorchester, Heinz Wallberg | 1 | 1979 |
| Ilse Gramatzki, Norma Sharp Und Chor Des Bayerischen Rundfunks / Münchner Rundfunkorchester, Heinz Wallberg | 1 | 1979 |
| Ilse Hollweg | 3 | 1959 - 1987 |
| Ilse Hollweg, Royal Philharmonic Orchestra, Sir Thomas Beecham | 1 | 1987 |
| Ilse Hübener | 1 | |
| Ilse von Alpenheim | 2 | 1974 |
| Ilse Von Alpenheim, Royal Philharmonic Orchestra, Antal Dorati | 1 | 1976 |
| Ilse Wolf | 1 | 1966 |
| Ilya Itin | 1 | 2001 |
| Ilya Kaler | 1 | 1995 |
| Imelda Blöchliger | 1 | |
| Immanuel Jeroschewitz | 1 | 1967 |
| Immanuel Klein | 1 | 1993 |
| Imogen Cooper | 4 | 1979 - 1995 |
| Imogen Holst | 6 | 1974 - 2020 |
| Imperial Viennese Concert Orchestra | 1 | |
| Imrat Khan | 1 | 1996 |
| Imre Rohmann | 1 | 1976 |
| In Dulci Jubilo | 1 | 1995 |
| In Dulci Jubilo, Alberto Turco | 1 | 1995 |
| The In Nomine Players | 2 | 1967 |
| The Indianapolis Symphony Orchestra | 5 | 1953 - 1957 |
| Los Indios Tabajaras | 2 | 1970 - 1974 |
| Inessa Prosalovskaya | 1 | 2010 |
| Inez Matthews | 1 | |
| Inga Graae | 1 | 1968 |
| Inga Nielsen | 2 | 1991 |
| Inga Swenson, Arleen Saunders, Helen Vanni | 1 | |
| Inge Borkh | 3 | |
| Inge Borkh, Ruth Siewert, Richard Lewis, Ludwig Weber, Beecham Choral Society, Royal Philharmonic Orchestra, René Leibowitz | 1 | |