1 | Jan | Zabinski | The Zookeeper. Antonina's husband. |
| Antoni | Erdman | Antonina's father. A Polish railroad engineer. |
| Antonina | Zabinski | The Zookeeper's wife. Protagonist. |
| King Jan | Sobieski III | The King who loves to keep exotic animals. |
| Adam | | The large elk. |
| Tofi | | Antonina's lynx kittens. |
| Tufa | | Antonina's lynx kittens. |
| Ryszard | Zabinski | Antonina and Jan's eldest son. |
2 | Adolf | The Kidnapper | The ringleader of the rhesus monkeys. |
| Martha | | The oldest female rhesus monkey. |
| Nelly | | Adolf's favorite mate. |
| Rose | | The giraffe. |
| Mary | | The African hunting dog. |
| Sahib | | The petting-zoo colt. |
| Dr. | Lopatynski | The zoo vet. |
| Dr. | Rembiszewski | Doctor. Planted electric fence used to jolt deers from crops. |
| Tuzinka | | Kasia's baby elephant. |
| Kasia | | The elephant at Warsaw Zoo. Tuzinka's mother. |
3 | Magdalena | Gross | A sculptor. |
| Adolf | Hitler | The leader of the Nazi Party. |
| Zoska | | Antonina's St. Bernard. |
| Borsunio | | The baby badger. |
| Marek | | Rys' friend. |
| Zbyszek | | Rys' friend. The Gestapo's most wanted. |
4 | Jas | | The male elephant. Tuzinka's father. |
5 | Mrs. | Caderska | The owner of the lampshade store. |
6 | Mayor | Starzynski | The Polish mayor. |
| Dr. | Muller | Member of the International Association of Zoo Directors. |
| General | Rommel | The commander of Warsaw's soldiers. |
| Hans | Frank | Hitler's lawyer. |
7 | Casimir | Funk | The Polish biochemist. |
| Lutz | Heck | Zabinski's
acquaintance at International Association of Zoo Directors. |
| Ludwig | Heck | Lutz's father. Director of Berlin Zoo. |
| Heinz | Heck | Director of Munich Zoo. Lutz's son. |
| Hermann | Goring | The Nazi Reichmarshal. |
| Joseph | Goebbels | The Nazi propaganda minister. |
8 | Nikolai | Przywalski | A Russian explorer. |
| Eugene | Fisher | Founder of the Institute of Anthropology. Heck's colleague. |
| Konrad | Lorenz | A Nobel scientist. |
| Werner | Heisenberg | The physicist. |
| Karl | Von Frisch | The biologist. |
11 | Ernst | Schafer | The naturalist. |
| Morys | | Jan's piglet. |
12 | Governor | Frank | The German governor. |
| Michael | Mazor | A ghetto survivor. |
| Norman | Davies | The British-Polish historian. |
| Sven | Hedin | The Nazi apologist. |
| Adam | Englert | Jan's friend. |
| Wanda | Englert | Adam's friend. |
13 | Francis | Of Assisi | Patron Saint of Animals. |
14 | Ewa | Brzuska | The owner of a tiny grocery. Aka: Babcia. |
| Emanuel | Ringelblum | Jan's bunker mate. |
| Orna | Jagur | One of Jan's bunker mates. |
| Walter | Gropius | The architectural leader. |
15 | Danglu | Leist | The German President of Warsaw. |
| Julian | Kulski | Warsaw's Polish Vice President. |
| Dr. Syzmon | Tenenbaum | A famous entomologist. |
| Lonia | Tenenbaum | Syzmon's wife. A dentist. |
| Eugienia | Sylkes | Zabinski's friend. Aka: Genia. |
| Rachela | Auerbach | One of Zabinski's friends. |
| Maria | Aszerowna | The journalist. |
| Irena | Tenenbaum | Syzmon and Lonia's daughter. |
| Jacques | Hoffman | The 7th child of Isaac. |
| Isaac Judah | Eberst | The cantor. |
| Mr. | Ziegler | Director of the Warsaw Ghetto's labor bureau. |
| Joseph | Cornwell | The surrealist artist. |
| Thomas | Eisner | The man who discovered the secret
chem. lab. |
| Jack | Klajman | The tough Ghetto child who survived the war. |
| Frankenstein | | The German's major child. |
| Zarka | | Tenenbaum's dachshund. |
| Maciej | Rembiszewski | The current Director of Warsaw Zoo. |
17 | Didier | Raoult | A French biologist. |
| Ludwig | Fisher | Warsaw's German Governor. |
| Abraham J. | Heschel | The writer of Hasidic mysticism. |
| Avram | Davis | The Hassidic teacher. |
18 | Maurycy | H. Gruzinski | Owner of a refugee shelter. |
| Irena | Sendler | A Polish social worker. |
| Magdalena | Gross | Antonina's sculptor friend. |
| Alicja | Kacynzska | Author of Anne Frank. |
19 | Bruno | Schulz | Magdalena's friend. A painter and prose writer. |
| Deborah | Vogel | The Yiddish poet. |
20 | Emanuel | Ringelblum | Historian who wrote book while hiding in a Warsaw Bunker. |
| | | ZOB - Zydowska Organizacja Bojowa. |
| Henryk | Goldzmit | A pediatrician. Aka: Janus Korzcak, Pan Doctor. |
| Zi | | Henry's imaginary astronomer friend. |
21 | Zegota | | A cryptonym from the council to aid the Jews. |
| Zofia | Jossak | The woman who founded Zegota. Aka: Weronika. |
| Wanda | K. Filipowicz | Zofia's co-founder. |
| Adolf | Berman | A Zionist party member. |
| Henry | Wolinski | A member in the Polish Bar Association. |
| Marek | | A member of Youth Sabotage Group. |
| Dzius | | A member of Youth Sabotage Group. |
| Fox | Man | Jan's assistant. |
| Balbina | | Fox Man's female cat. |
| Wicek | | The rabbit. |
| Kuba | | The chick. |
| Szczurcio | | The baby muskrat. |
| Pietrasia | | Jan and Antonina's housekeeper. |
| Marceli | L. Lebkowski | A well-known lawyer and activist. |
| Nunia | | Marceli's daughter. |
| Ewa | Lebkowski | Marceli's daughter. |
22 | Felix | Landau | A Gestapo officer. |
23 | Heinrich | Himmler | The reichsfuhrer of the schutzstaffel. |
| Maurycy P. | Fraenkel | A musician. Aka: Pawel. |
| Judit | Ringelblum | Emanuel's wife. |
| Piotr | | Maurycy's hamster. |
24 | Jurgen | Stroop | Commander of an SS Brigade. |
| Vyascheslav | M. Molotov | The foreign minister. |
| Regina | Kenigswein | The new sable in Zabinski's house. |
| Samuel | Kenigswein | Regina's husband. |
| Miecio | Kenigswein | Regina and Samuel's son. |
| Stefcio | Kenigswein | Regina and Samuel's son. |
| Stas | Kenigswein | Regina and Samuel's son. |
| Father | Boduen | The priest who helped the Kenigswein. |
| Zygmunt | Pietak | Samuel's catholic friend. |
| Szapse | Rotholc | Samuel's friend. |
| Mr. | Sable | Regina's father. |
| Emilia | Hizowa | The architect. |
| Franciszka | | The sister-in-law of Jan's friend. |
25 | Felix | Cywnski | The former career officer. |
| Dr. Mada | Walter | The woman who opened the Institute De Beaute. |
| Wladyslaw | Smolski | A Polish author and member of Zegota. |
| Dr. Andrzej | Trojanowski | A Polish surgeon. |
| Jerzyk | Topo | The son of the carpenter. |
| Mrs. | Topo | Jerzyk's mother. |
27 | Friedrich | B. Marby | An occultist and anti-nazi. |
28 | Mrs. | Dewitzowa | Jan's former workmate. |
| Janina | Buchholtz | A psychologist. Jan's friend. |
| Barbara | T. Berman | Janina's colleague and friend. Aka: Basia. |
| Eva | Hoffman | A Polish émigré. |
| | | OBW - Ostdeutsche Bauwerkstutte. |
| Aniela | Dobrucka | Janina's friend. |
29 | Arthur | Schopenhauer | A Gdansk-born philosopher. |
30 | Howard | Florey | A scientist. |
| Norman | Heatley | A scientist. |
| Director | Muller | The director of the Konigsberg Zoo. |
| Marysia | Gutowski | Jan's cousin. |
| Nikolaj | Gutowski | Jan's cousin. |
| Teresa | Zabinski | Antonina and Jan's daughter. |
31 | Halina | Dobrowolska | The Home Army messenger. |
| Feliks | Cywinski | Man who commanded
brigade that included Samuel. |
| Jacek | Fedorowicz | A Polish satirist. |
| Sylwester | Braun | A Field reporter. Aka: Kris. |
32 | Andrzej | Grabski | The son of the Polish ex-Prime Minister. |
| Mrs. | Kokot | The local teacher. |
| Zbyszek | Kokot | Mrs. Kokot's son. |
| Jedrek | Kokot | Mrs. Kokot's son. |
33 | Irena | Nawrocka | Halina's first cousin. |
35 | A. Harris | | The unofficial song of Warsaw. |
| Kazio | Kramsztyk | Roman's cousin. |
| Ludwinia | Kramsztyk | Roman's cousin. |
| Roman | Kramsztyk | A renowned painter. |
| Yaron | Becker | A reporter. |
| Malka | Drucker | An American Rabbi. |
| Gay | Block | A photographer. |
36 | Henry | Beston | The author of the outermost house. |
| Julius | Caesar | The former Roman Dictator. |
| King | Kazimierz IV | The Polish King. |
| Piotr | Aikhenbaum | A journalist. |
| Herman | Reichenbach | The man who reviewed Piotr and Jean's book. |
| Professor | Z | The professor at Pucek of the Bialowieza Nature Preserve. |
| American | W. Beebe | An American Ornithologist. |
| Emilia | Hizowa | The inventor of Zegota's push-button sliding walls. |