Listy zgłoszeń do konkurencji lekkoatletycznych zawierają nazwiska 1160 zawodników i 1071 zawodniczek, Polska z 60 reprezentantami plasuje się na szóstej pozycji wg liczebności.
Listy zgłoszeń do konkurencji lekkoatletycznych zawierają nazwiska 1160 zawodników i 1071 zawodniczek, Polska z 60 reprezentantami plasuje się na szóstej pozycji wg liczebności.
Stany Zjednoczone zgłosiły 124 zawodników i zawodniczek, Rosja - 104, Ukraina – 78, Wielka Brytania i Niemcy po 77.
Aż 87 państw przysłało po dwu przedstawicieli, a sześć – po jednym. Dwóch lekkoatletów wystąpi pod flagą olimpijską.
Państwa wg liczby zgłoszonych
| Skrót | Państwo | M | K | Suma |
| USA | United States of America | 63 | 61 | 124 |
| RUS | Russian Federation | 43 | 61 | 104 |
| UKR | Ukraine | 30 | 48 | 78 |
| GBR | Great Britain | 44 | 33 | 77 |
| GER | Germany | 37 | 40 | 77 |
| POL | Poland | 35 | 25 | 60 |
| CHN | People's Republic of China | 28 | 26 | 54 |
| FRA | France | 32 | 21 | 53 |
| AUS | Australia | 34 | 18 | 52 |
| BLR | Belarus | 15 | 35 | 50 |
| ESP | Spain | 29 | 21 | 50 |
| CUB | Cuba | 23 | 24 | 47 |
| JAM | Jamaica | 24 | 23 | 47 |
| JPN | Japan | 28 | 18 | 46 |
| CAN | Canada | 26 | 19 | 45 |
| KEN | Kenya | 26 | 19 | 45 |
| ITA | Italy | 19 | 19 | 38 |
| BRA | Brazil | 18 | 18 | 36 |
| ETH | Ethiopia | 17 | 16 | 33 |
| TUR | Turkey | 8 | 25 | 33 |
| COL | Colombia | 11 | 21 | 32 |
| CZE | Czech Republic | 14 | 17 | 31 |
| POR | Portugal | 13 | 14 | 27 |
| TRI | Trinidad and Tobago | 16 | 10 | 26 |
| BAH | Bahamas | 15 | 10 | 25 |
| GRE | Greece | 12 | 13 | 25 |
| KAZ | Kazakhstan | 10 | 15 | 25 |
| NGR | Nigeria | 8 | 17 | 25 |
| MAR | Morocco | 13 | 11 | 24 |
| IRL | Ireland | 7 | 16 | 23 |
| LAT | Latvia | 13 | 10 | 23 |
| NED | Netherlands | 12 | 10 | 22 |
| LTU | Lithuania | 7 | 13 | 20 |
| RSA | South Africa | 15 | 5 | 20 |
| MEX | Mexico | 14 | 5 | 19 |
| FIN | Finland | 12 | 6 | 18 |
| HUN | Hungary | 10 | 8 | 18 |
| KOR | Republic of Korea | 11 | 6 | 17 |
| ROU | Romania | 2 | 15 | 17 |
| BEL | Belgium | 9 | 7 | 16 |
| IND | India | 8 | 6 | 14 |
| NOR | Norway | 7 | 7 | 14 |
| SRB | Serbia | 7 | 7 | 14 |
| SUI | Switzerland | 4 | 10 | 14 |
| ECU | Ecuador | 8 | 5 | 13 |
| UZB | Uzbekistan | 4 | 9 | 13 |
| VEN | Venezuela | 8 | 5 | 13 |
| SLO | Slovenia | 5 | 7 | 12 |
| UGA | Uganda | 8 | 4 | 12 |
| DOM | Dominican Republic | 8 | 3 | 11 |
| ERI | Eritrea | 10 | 1 | 11 |
| EST | Estonia | 8 | 3 | 11 |
| KSA | Saudi Arabia | 10 | 1 | 11 |
| SVK | Slovakia | 5 | 6 | 11 |
| IRI | Islamic Republic of Iran | 9 | 1 | 10 |
| MDA | Republic of Moldova | 4 | 6 | 10 |
| PUR | Puerto Rico | 8 | 2 | 10 |
| ARG | Argentina | 6 | 3 | 9 |
| BRN | Bahrain | 3 | 6 | 9 |
| CRO | Croatia | 5 | 4 | 9 |
| SWE | Sweden | 3 | 6 | 9 |
| BUL | Bulgaria | 2 | 6 | 8 |
| CHI | Chile | 4 | 4 | 8 |
| GRN | Grenada | 5 | 3 | 8 |
| NZL | New Zealand | 4 | 4 | 8 |
| AUT | Austria | 3 | 4 | 7 |
| EGY | Egypt | 6 | 1 | 7 |
| SKN | Saint Kitts and Nevis | 6 | 1 | 7 |
| ALG | Algeria | 5 | 1 | 6 |
| DEN | Denmark | 3 | 3 | 6 |
| GUA | Guatemala | 3 | 3 | 6 |
| HKG | Hong Kong, China | 5 | 1 | 6 |
| QAT | Qatar | 5 | 1 | 6 |
| SEN | Senegal | 3 | 3 | 6 |
| TPE | Chinese Taipei | 4 | 2 | 6 |
| PER | Peru | 2 | 3 | 5 |
| PRK | Democratic People's Republic of Korea | 2 | 3 | 5 |
| TUN | Tunisia | 3 | 2 | 5 |
| ARM | Armenia | 3 | 1 | 4 |
| BAR | Barbados | 4 | 0 | 4 |
| CIV | Côte d'Ivoire | 1 | 3 | 4 |
| CRC | Costa Rica | 2 | 2 | 4 |
| CYP | Cyprus | 3 | 1 | 4 |
| GEO | Georgia | 3 | 1 | 4 |
| HAI | Haiti | 3 | 1 | 4 |
| ISV | Virgin Islands, US | 2 | 2 | 4 |
| SUD | Sudan | 3 | 1 | 4 |
| TAN | United Republic of Tanzania | 3 | 1 | 4 |
| ANT | Antigua and Barbuda | 2 | 1 | 3 |
| AZE | Azerbaijan | 2 | 1 | 3 |
| BDI | Burundi | 1 | 2 | 3 |
| BOT | Botswana | 2 | 1 | 3 |
| CAY | Cayman Islands | 2 | 1 | 3 |
| DJI | Djibouti | 2 | 1 | 3 |
| GHA | Ghana | 1 | 2 | 3 |
| GUY | Guyana | 2 | 1 | 3 |
| ISL | Iceland | 2 | 1 | 3 |
| ISR | Israel | 2 | 1 | 3 |
| KUW | Kuwait | 3 | 0 | 3 |
| LBR | Liberia | 1 | 2 | 3 |
| LES | Lesotho | 2 | 1 | 3 |
| NAM | Namibia | 0 | 3 | 3 |
| OMA | Oman | 2 | 1 | 3 |
| PAN | Panama | 2 | 1 | 3 |
| RWA | Rwanda | 2 | 1 | 3 |
| ZAM | Zambia | 2 | 1 | 3 |
| ZIM | Zimbabwe | 2 | 1 | 3 |
| AFG | Afghanistan | 1 | 1 | 2 |
| ALB | Albania | 1 | 1 | 2 |
| AND | Andorra | 1 | 1 | 2 |
| ANG | Angola | 1 | 1 | 2 |
| BEN | Benin | 1 | 1 | 2 |
| BER | Bermuda | 1 | 1 | 2 |
| BIH | Bosnia and Herzegovina | 1 | 1 | 2 |
| BIZ | Belize | 1 | 1 | 2 |
| BOL | Bolivia | 1 | 1 | 2 |
| BRU | Brunei Darussalam | 1 | 1 | 2 |
| BUR | Burkina Faso | 1 | 1 | 2 |
| CAF | Central African Republic | 1 | 1 | 2 |
| CAM | Cambodia | 1 | 1 | 2 |
| CGO | Congo | 1 | 1 | 2 |
| CHA | Chad | 1 | 1 | 2 |
| CMR | Cameroon | 1 | 1 | 2 |
| COD | Democratic Republic of the Congo | 1 | 1 | 2 |
| COK | Cook Islands | 1 | 1 | 2 |
| COM | Comoros | 1 | 1 | 2 |
| CPV | Cape Verde | 1 | 1 | 2 |
| DMA | Dominica | 1 | 1 | 2 |
| ESA | El Salvador | 1 | 1 | 2 |
| FIJ | Fiji | 1 | 1 | 2 |
| FSM | Federated States of Micronesia | 1 | 1 | 2 |
| GAB | Gabon | 1 | 1 | 2 |
| GAM | Gambia | 1 | 1 | 2 |
| GBS | Guinea-Bissau | 1 | 1 | 2 |
| GEQ | Equatorial Guinea | 1 | 1 | 2 |
| GUI | Guinea | 1 | 1 | 2 |
| GUM | Guam | 1 | 1 | 2 |
| HON | Honduras | 1 | 1 | 2 |
| INA | Indonesia | 1 | 1 | 2 |
| IOA | Independent Olympic Athlete | 2 | 0 | 2 |
| IRQ | Iraq | 1 | 1 | 2 |
| IVB | Virgin Islands, British | 1 | 1 | 2 |
| JOR | Jordan | 1 | 1 | 2 |
| KGZ | Kyrgyzstan | 1 | 1 | 2 |
| KIR | Kiribati | 1 | 1 | 2 |
| LAO | Lao People's Democratic Republic | 1 | 1 | 2 |
| LBA | Libyan Arab Jamahiriya | 1 | 1 | 2 |
| LCA | Saint Lucia | 1 | 1 | 2 |
| LIB | Lebanon | 1 | 1 | 2 |
| MAD | Madagascar | 1 | 1 | 2 |
| MAS | Malaysia | 1 | 1 | 2 |
| MAW | Malawi | 1 | 1 | 2 |
| MDV | Maldives | 1 | 1 | 2 |
| MGL | Mongolia | 1 | 1 | 2 |
| MHL | Marshall Islands | 1 | 1 | 2 |
| MKD | The Former Yugoslav Republic of Macedonia | 1 | 1 | 2 |
| MLI | Mali | 1 | 1 | 2 |
| MLT | Malta | 1 | 1 | 2 |
| MNE | Montenegro | 1 | 1 | 2 |
| MOZ | Mozambique | 1 | 1 | 2 |
| MRI | Mauritius | 1 | 1 | 2 |
| MTN | Mauritania | 1 | 1 | 2 |
| MYA | Myanmar | 1 | 1 | 2 |
| NCA | Nicaragua | 1 | 1 | 2 |
| NEP | Nepal | 1 | 1 | 2 |
| NIG | Niger | 1 | 1 | 2 |
| PAK | Pakistan | 1 | 1 | 2 |
| PAR | Paraguay | 1 | 1 | 2 |
| PHI | Philippines | 1 | 1 | 2 |
| PLE | Palestine | 1 | 1 | 2 |
| PLW | Palau | 1 | 1 | 2 |
| PNG | Papua New Guinea | 1 | 1 | 2 |
| SEY | Seychelles | 1 | 1 | 2 |
| SIN | Singapore | 1 | 1 | 2 |
| SLE | Sierra Leone | 1 | 1 | 2 |
| SOL | Solomon Islands | 1 | 1 | 2 |
| SOM | Somalia | 1 | 1 | 2 |
| SRI | Sri Lanka | 1 | 1 | 2 |
| STP | Sao Tome and Principe | 1 | 1 | 2 |
| SUR | Suriname | 1 | 1 | 2 |
| SWZ | Swaziland | 1 | 1 | 2 |
| SYR | Syrian Arab Republic | 1 | 1 | 2 |
| TGA | Tonga | 1 | 1 | 2 |
| THA | Thailand | 1 | 1 | 2 |
| TJK | Tajikistan | 1 | 1 | 2 |
| TKM | Turkmenistan | 1 | 1 | 2 |
| TLS | Democratic Republic of Timor-Leste | 1 | 1 | 2 |
| TOG | Togo | 1 | 1 | 2 |
| TUV | Tuvalu | 1 | 1 | 2 |
| UAE | United Arab Emirates | 1 | 1 | 2 |
| URU | Uruguay | 1 | 1 | 2 |
| VAN | Vanuatu | 1 | 1 | 2 |
| VIE | Vietnam | 0 | 2 | 2 |
| VIN | St Vincent and the Grenadines | 1 | 1 | 2 |
| YEM | Yemen | 1 | 1 | 2 |
| ASA | American Samoa | 1 | 0 | 1 |
| BAN | Bangladesh | 1 | 0 | 1 |
| LIE | Liechtenstein | 1 | 0 | 1 |
| MON | Monaco | 1 | 0 | 1 |
| SAM | Samoa | 1 | 0 | 1 |
| SMR | San Marino | 0 | 1 | 1 |
| 1160 | 1071 | 2231 |
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