Born in 1969, in Vievis. After graduating Vievis Secondary School, in 1985-1989 he attended J. Tallat-Kelpša Music School (saxophone class). In 1989-1993 he studied opera vocals at the Lithuanian Academy of Music and Theatre (singing tutor – V. Daunoras), and from 1994 until 1997, I. Jankaitis studied acting in the course of J. Vaitkus (including music).

I.Jankaitis performed in the plays directed by J. Vaitkus, E. Nekrošius, C. Graužinis, O. Koršunovas, he mastered classical music shows for children. As a vocalist, he performed songs created by A. Martinaitis, A. Kučinskas, A. Jasenka, G. Puskunigis. I. Jankaitis is still recording animated movies (Shrek, Princess and the Frog). Since 1998 he has been working in Vilnius Theatre Lėlė, and creating music for the performances of the Theatre.

Roles by I. Jankaitis in Vilnius Theatre Lėlė:

2024 Porthos | OSCAR AND THE THREE MUSICIANS (based on the novel by A. Dumas) | Director E. Piotrowska, designer  M. Dracz, composer W. Blazejczyk

2019 The Bicycle, Teddy bear | NO WI-FI IN THE VILLAGE (based on Danguolė KANDROTIENĖ’s Wardrobe Stories) | Director Š. Datenis, scriptwriter T. Kavtaradzė, designer A. Dubra, composer V. Leistrumas

2018 Father Gepetto | PINOCCHIO (based on C. Collodi) | Director Š. Datenis, designer A. Dubra, composer V. Leistrumas, choreographer S. Mikalauskaitė

2016 The Father | A GIRL AND A LARK THAT SINGS AND DANCES (based on S. Geda) | Director A. Mikutis, designer A. Bagočiūnaitė Paukštienė, composer O. Ditkovskis, choreographer A. Lisičkinaitė

2015 The Aviator, Driver, various roles | HOW KOLKA PANKIN FLEW TO BRASIL AND MARTIN NEPANKIN DID NOT BELIEVE HIM, OR GA-RA-RAR (based on D. Charms) | Director O. Lapina, designer J. Skuratova, composer A. Tulčinskij, A. Gecevičius

2015 The Scientist | EVOLUTION | Director Š. Datenis, designers A. Dubra, V. Suncovas, A. Bračel, composer S. Janušauskaitė

2014 The Storyteller | REDEEMER OF THE SUN (based on the play Three Ugly Princesses by A. Liobytė) | Director and designer R. Driežis, designer M. Vilutis

2013 The Faucet | TICK-TACTICS (based on M. Macourek‘s fairy tales) | Director M. Žukauskas, designer A. Dubra, composer A. Bumšteinas, choreographer S. Mikalauskaitė

2012 The Ogre, various roles | PUSS IN BOOTS (based on the fairy tales by Ch. Perrault) | Director A. Mikutis, designer A. Bagočiūnaitė Paukštienė

2010 Mushroom, the General | THE WAR OF MUSHROOMS (based on the poem by J. Marcinkevičius) | Director A. Mikutis, designer A. Bagočiūnaitė Paukštienė

2010 The Artist, Monkies, Urchin, Lion, Hippopotamus and others | THE ADVENTURES OF LIUNĖ | Director A. Grybauskaitė, designer A. Bagočiūnaitė Paukštienė

2008 Karuzas and others | MARY POPPINS (based on the work of R. Travers) | Director A. Žukauskas, designer N. Keršulytė, composer A. Jasenka, choreographer S. Mikalauskaitė

2007 Various roles | DOCTOR DOLITTLE (based on the book by H. Lofting) | Director R. Driežis, designer A. Bagočiūnaitė Paukštienė, composer F. Latėnas. choreographer S. Mikalauskaitė

2006 The Witch | THE WITCH AND LUKOŠIUKAS | Director A. Mikutis, designer E. Ganda-Bogdanienė, composer A. Malcys, choreographer S. Mikalauskaitė

2005 The Host | SILVESTER FIFE (based on the play by A. Gustaitis) | Scriptwriter, director and designer R. Driežis, composer Š. Nakas

2005 The Father, Roller, Hammer, Spring | THE MUSIC BOX | Director and designer J. Skuratova, directing tutor R. Driežis, composer I. Jankaitis

2003 The Third Nomad | THE THREE TREASURES (by R. Akutagawa) | Director and designer R. Driežis, composer F. Latėnas

2002 The Goat | THE CAT‘S HOUSE | Director  A. Mikutis, designer A. Bagočiūnaitė Paukštienė, composer A. Kulikauskas, song author J. Čekatauskaitė, choreographer S. Mikalauskaitė

2002 Bormental | DOG‘S HEART (based on the book by M. Bulgakov) | Pageant creator and director J. Lingys, designer R. Valčik, composer P. Vyšniauskas

2001 The Storyteller | THE BLACK HEN (based on the book by A. Pogorelski) | Director R. Driežis, designer J. Skuratova, composer F. Latėnas

2001 Various roles | THE PRINCESS AND THE SWINEHERD (based on the tales by H. Ch. Andersen) | Director A. Mikutis, designer N. Keršulytė, composer O. Ditkovskis, choreographer S. Mikalauskaitė

2000 The King | ALICE IN WONDERLAND (based on the book by L. Caroll) | Pageant creator and director D. Duškinas, designer A. Radzevičius, composer M. Vilumas, choreographer S. Mikalauskaitė

1999 The Wolf | THE THREE LITTLE PIGS (by S. Michalkov) | Director A. Mikutis, designer A. Bagočiūnaitė Paukštienė, composer O. Ditkovskis

1998 Various roles | THE ISLAND OF GRANDFATHER | Director and designer I. Balakauskaitė, composer L. Rimša

Since 1998 Various roles (replacing actor Gintautas Martinkėnas) | A TALE ABOUT A LITTLE TURTLE (based on the fairy tale by Ž. Grīva) | Director and designer A. Mikutis, composer A. Jegelevičius