| Competition: | Thai League 3 Eastern Region |
| Season: | 2021–22 |
| Relegated: | Sakaeo Royal Thai Fleet |
| Continentalcup1: | |
| Continentalcup1 Qualifiers: | Pattaya Dolphins United Chachoengsao Hi-Tek |
| Matches: | 132 |
| Total Goals: | 356 |
| Biggest Home Win: | 6 goals difference (21 November 2021) |
| Biggest Away Win: | 6 goals difference (13 February 2022) |
| Highest Scoring: | 9 goals (20 November 2021) |
| Longest Wins: | 7 matches Pattaya Dolphins United |
| Longest Unbeaten: | 15 matches Pattaya Dolphins United Chachoengsao Hi-Tek |
| Longest Winless: | 9 matches Chanthaburi Royal Thai Fleet |
| Longest Losses: | 8 matches Marines Eureka |
| Highest Attendance: | 726 (20 January 2022) |
| Lowest Attendance: | 0 |
| Attendance: | 17,585 |
| Average Attendance: | 198 |
| Prevseason: | 2020–21 |
| Nextseason: | 2022–23 |
The 2021–22 Thai League 3 Eastern region is a region in the regional stage of the 2021–22 Thai League 3.[1] The tournament was sponsored by Blue Dragon Lottery Online, and known as the Blue Dragon League for sponsorship purposes.[2] [3] A total of 12 teams located in Eastern of Thailand will compete in the league of the Eastern region.
| Position | Province | Number | Teams | |
|---|---|---|---|---|
| 1 | 5 | ACDC, Banbueng, Marines Eureka, Pattaya Dolphins United, and Royal Thai Fleet | ||
| align=center rowspan="2" | 2 | 2 | Assawin Kohkwang United and Chanthaburi | |
| 2 | Bankhai United and Pluakdaeng United | |||
| align=center rowspan="3" | 3 | 1 | Chachoengsao Hi-Tek | |
| 1 | Saimit Kabin United | |||
| 1 | Sakaeo |
| Team | Location | Stadium | Coordinates | |
|---|---|---|---|---|
| Battleship Stadium | ||||
| Stadium of Rambhai Barni Rajabhat University | ||||
| Banbueng | Chang Football Park Stadium[4] | |||
| Bankhai United | Wai Krong Stadium | |||
| Chachoengsao Hi-Tek | Chachoengsao Municipality Stadium | |||
| Chanthaburi | Chanthaburi Provincial Stadium | |||
| Marines Eureka | Sattahip Navy Stadium | |||
| Pattaya Dolphins United | Nong Prue Stadium | |||
| Pluakdaeng United | CK Stadium | |||
| Royal Thai Fleet | Battleship Stadium | |||
| Saimit Kabin United | Nomklao Maharat Stadium | |||
| Sakaeo | Sakaeo PAO. Stadium |
A T3 team could register 3 foreign players from foreign players all around the world. A team can use 3 foreign players on the field in each game.
Note :
: players who released during second leg transfer window;
: players who registered during second leg transfer window.
| Other foreign players. | ||
| AFC member countries players. | ||
| ASEAN member countries players. | ||
| No foreign player registered. |
| Club | Leg | Player 1 | Player 2 | Player 3 |
|---|---|---|---|---|
| 1st | ||||
| 2nd | ||||
| Assawin Kohkwang United | 1st | |||
| 2nd | ||||
| Banbueng | 1st | |||
| 2nd | ||||
| Bankhai United | 1st | |||
| 2nd | ||||
| Chachoengsao Hi-Tek | 1st | |||
| 2nd | ||||
| Chanthaburi | 1st | |||
| 2nd | ||||
| Marines Eureka | 1st | |||
| 2nd | ||||
| Pattaya Dolphins United | 1st | |||
| 2nd | ||||
| Pluakdaeng United | 1st | |||
| 2nd | ||||
| Royal Thai Fleet | 1st | |||
| 2nd | ||||
| Saimit Kabin United | 1st | |||
| 2nd | ||||
| Sakaeo | 1st | |||
| 2nd |
As of 26 February 2022.
| Rank | Player | Club | Goals | |
|---|---|---|---|---|
| 1 |  Pedro Augusto Silva Rodrigues | Pattaya Dolphins United | 20 | |
| 2 |  Anuwat Nakkasem | Bankhai United | 15 | |
| 3 | Warut Trongkratok | Pluakdaeng United | 14 | |
| 4 | Patipat Kamsat | Assawin Kohkwang United | 11 | |
| 5 | Caio da Conceição Silva | Chachoengsao Hi-Tek | 9 | |
| Sarawut Choenchai | ||||
| 7 | Fabricio Peris Carneiro | Saimit Kabin United | 8 |
| Player | For | Against | Result | Date | |
|---|---|---|---|---|---|
| Pedro Augusto Silva Rodrigues4 | 4–0 (A) | ||||
| Panuwit Sriwichai | 7–2 (A) | ||||
| Thanadon Supaphon | 4–0 (A) | ||||
| Fabricio Peris Carneiro | 4–2 (A) |
As of 26 February 2022.
| Rank | Player | Club | Clean sheets |
|---|---|---|---|
| 1 | Pitsanu Permsab | Chachoengsao Hi-Tek | 10 |
| 2 | Kittisak Foofoong | Pluakdaeng United | 9 |
| 3 | Thanongsak Phanphiphat | Bankhai United | 6 |
| Sarayut Poolsap | Saimit Kabin United | ||
| 5 | Nattakitt Nimnual | Assawin Kohkwang United | 5 |
| 6 | Tossapol Sritecha | ACDC | 4 |
| Chairat Ketsaratikun | Chanthaburi | ||
| Thitikit Samerjai | Pattaya Dolphins United |
| Team \ Match played | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 220 | 130 | 120 | 115 | 200 | 785 | ||
| 0 | 0 | 0 | 0 | 0 | 200 | 176 | 39 | 57 | 250 | 100 | 822 | ||
| 0 | 78 | 94 | 240 | 150 | 120 | 200 | 0 | 0 | 150 | 100 | 1,132 | ||
| 0 | 152 | 300 | 250 | 117 | 150 | 158 | 152 | 260 | 150 | 100 | 1,789 | ||
| 0 | 0 | 300 | 384 | 281 | 180 | 317 | 726 | 360 | 354 | 150 | 3,052 | ||
| 0 | 0 | 0 | 0 | 0 | 0 | 82 | 58 | 113 | 52 | 150 | 455 | ||
| 0 | 0 | 258 | 120 | 60 | 130 | 174 | 152 | 100 | 230 | 168 | 1,392 | ||
| 0 | 339 | 550 | 500 | 527 | 526 | 347 | 388 | 323 | 375 | 511 | 4,386 | ||
| 0 | 0 | 120 | 120 | 120 | 120 | 125 | 150 | 140 | 120 | 150 | 1,165 | ||
| 0 | 0 | 0 | 0 | 0 | 0 | 60 | 213 | 150 | 130 | 90 | 643 | ||
| 0 | 0 | 150 | 64 | 160 | 110 | 75 | 0 | 0 | 140 | 0 | 699 | ||
| 0 | 0 | 0 | 0 | 82 | 103 | 141 | 150 | 400 | 189 | 200 | 1,265 |