| | | | Part 1 |
| 1 | Isaac | Luria | The great 16th century kabbalist. |
| | Bullock | | Reporter. |
| | Tirler | | Reporter who talked about Sloths being vegetarian. |
| | Lakshimi | | Goddess of wealth. |
| | Richard | Parker | Bengal tiger in the lifeboat with Pi. Professional hunter. |
| 3 | Francis | Adirubasamy | Santosh Patel's family friend. A good swimmer. |
| | Ravi | | Pi's brother. |
| | Piscine | Molitor Patel | Protagonist. Narrator. aka: Pissing Patel, Pi. |
| 4 | Santosh | Patel | Pi's father. Founder, owner, and director of Pondicherry Zoo. |
| 5 | Witness | Simon | Pi's friend. aka: Peter. |
| | Matthew | | Pi's friend. aka: Levi. |
| | Muhammad | | The prophet in Mecca. |
| | Petit | Seminaire | Petit Seminaire - Pi's secondary school. |
| | Kapil | Dev | Captain of the cricket team in Pi's school. |
| | Ganapathy | Kumar | Pi's classmate. |
| | Vipin | Nath | Pi's classmate. |
| | Shamshool | Hudha | Pi's classmate. |
| | Peter | Dharmaraj | Pi's classmate. |
| | Ajith | Giadson | Pi's classmate. |
| | Sampath | Sarona | Pi's classmate. |
| | Stanley | Kumar | Pi's classmate. |
| | Sylvester | Naveen | Pi's classmate. |
| | Mansoor | Ahamad | Pi's classmate. |
| | Gautham | Selvaraj | Pi's classmate. |
| | Arun | Annaji | Pi's classmate. |
| 7 | Satish | Kumar | Pi's biology teacher. Atheist. |
| | Peak | | A male rhino. |
| | Summit | | A female rhino. |
| | Mrs. | Gandhi | Indian activist. |
| 8 | Sita | | The girl who was kidnapped by Ravana. |
| | Rama | | Sita's husband. The most human of Avatars. |
| | Ravana | | The evil King of Lanka. |
| | Dr. | Atal | Pondicherry Zoo's veterinarian. |
| | Gita | Patel | Pi's mother. |
| | Sitaram | | Pi's favorite zookeeper. |
| | Babu | | Cat-type animal zookeeper. |
| | Mahisha | | Pi's bengal tiger patriarch. |
| 13 | Mr. | Hediger | Zoo director of Basel Zoo and Zurich Zoo. |
| 16 | Rohini | | Pi's aunt. |
| | Braham | | Pi's God. The same as Christ. |
| | Lord | Krishna | Pi's God. |
| | Auntie | Ji | Pi's foster mother. |
| 17 | Father | Martin | Catholic priest. |
| | Yoshoda | | Baby Krishna's foster mother. |
| 29 | Karunanidhi | | The chief ministry. |
| 30 | Meena | Patel | Ravi's wife. |
| 31 | Raj | | Pi's friend. |
| | Mrs. | Radhakrishna | A friend of Pi's mother. |
| 34 | Elfie | | A chimpanzee who came from Manila Zoo. |
| 35 | Tsimtsum | | A Japanese cargo ship that sank. |
| 36 | Nikhil | | Pi's son. aka: Nick. |
| | Tata | | Pi's dog. |
| | Usha | | Pi's young daughter. |
| | | | Part 2 |
| 42 | Orange | Juice | The beloved matriarch of Borneo Orang-utan in their family zoo. |
| 48 | Thirsty | Nonegiven | Richard Parker's name in the paper. |
| 63 | Captain | Bligh | Man who survived 47 days at sea. |
| | Steven | Callahan | Man who survived 76 days at sea. |
| | Owen | Chase | Man who survived 83 days at sea. |
| | Poon | | Korean merchant sailor. |
| | Pimphoo | | The whale Pi met at sea. |
| | Bamphoo | | Pimphoo's whale friend. |
| | Mumphoo | | Pimphoo's whale friend. |
| | Tomphoo | | Pimphoo's whale friend. |
| | Stimphoo | | Pimphoo's whale friend. |
| | | | Part 3 |
| 95 | Tomihiro | Okamoto | At maritime department of Japanese Ministry of Transport. |
| | Atsuro | Chiba | Junior colleague. Mr. Okamoto's assistant. |
| 98 | Hyena | | Frenchman cook who kills Pi's mother and sailor. aka: Cook. |
| | Taiwanese | Sailor | The zebra in Pi's story. Was killed by Hyena. |
