| Pongsiri Por Ruamrudee | |
| Birth Name: | Paiboon Ladnongkee (ไพบูลย์ ลัดหนองขี) |
| Birth Date: | May 17, 1968 |
| Birth Place: | Amphoe Huai Thalaeng, Nakhon Ratchasima province, Thailand |
| Native Name: | พงษ์ศิริ พ.ร่วมฤดี |
| Other Names: | Pongsiri Ladnongkee (พงษ์ศิริ ลัดหนองขี) Rambo |
| Nationality: | Thai |
| Height Cm: | 166 |
| Weight Kg: | 51 |
| Weight Class: | Flyweight Junior bantamweight Featherweight |
| Martial Art: | Muay Thai |
| Style: | Muay Book |
| Years Active: | 1980–1993 |
| Children: | Rambonoi Ladnongkee (son) |
Pongsiri Por Ruamrudee (Thai: พงษ์ศิริ พ.ร่วมฤดี), is a former Thai Muay Thai kickboxer, popular during the golden era of Muay Thai. He was popularly known as Rambo.
Por Ruamrudee was born as Paiboon Ladnongkee (ไพบูลย์ ลัดหนองขี) in Tambon Mueang Phlapphla, Amphoe Huai Thalaeng, Nakhon Ratchasima province, northeastern Thailand.
He started fighter at the age of 12 with the support of his father, a fighting enthusiast. He fought at Rajadamnern Stadium for the first time, winning by knockout in the second round.
Por Ruamrudee fought for the first time in the event "Suek Onesongchai" of famous promoter Songchai Rattanasuban by knocking out the second round Tepparith Sor Naya-arm, This fight made him well-known among Muay Thai fans.
He was a small shape fighter, therefore he was a tough fighter who never backed down, pushing forward for the win with his aggressive fighting style.
Hence, Por Ruamrudee earned the nickname "Rambo" after the Sylvester Stallone movie character.
Every time before the match his staff waved a big black pirate flag and his trunks will also have a "skull & bones" symbol attached to it, as a unique calling card.[1]
In 1988 his second fight against Pairojnoi "Bloody Steel" Sor Siamchai was elected "Fight of the Year" and became known as the fight of the century for Muay Thai.[2] This fight is considered the milestone of modern Muay Thai, by making a record for the total entrance fee up to 3,200,000 baht for the first time.
Por Ruamrudee retired at the age of 25.[3] [1] After retirement, he became a night club singer.[3]
In early August 2016, he returned from retirement to face his old rival, Langsuan Panyuthaphum, in the special event at Rajadamnern Stadium. The result was a draw.[4]
He currently has a son who is a Muay Thai fighter like him, and he is a Muay Thai trainer for those interested at a gym in Taling Chan area, Bangkok.[5]
|- style="background:#;"| 2004-12-08 || ||align=left|
Samson Isaan || Lumpinee Stadium || Bangkok, Thailand || || |||- style="background:#fbb;"| 1991-07-02 || Loss||align=left| Langsuan Panyuthaphum || Lumpinee Stadium || Bangkok, Thailand || KO (Knees)|| 4 |||- style="background:#cfc;"| 1991-05-10 || Win ||align=left| Tukatathong Por Pongsawang || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| ? || Loss||align=left| Jomwo Sittongchai || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;"| 1991- || Loss ||align=left| Yodawut Sor Totsapon || || Thailand || Decision || 5 || 3:00
|- style="background:#fbb;"| 1990-10-30 || Loss ||align=left| Tukkatathong Por.Pongsawang || Lumpinee Stadium || Bangkok, Thailand || KO (Punches) || 1 ||
|- style="background:#cfc;"| 1990-09-25 || Win ||align=left| Chandet Sor Prantalay || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1990-08- || Loss ||align=left| Orono Por Muang Ubon || Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1990-07-20 || Loss ||align=left| Jaroensap Kiatbanchong || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1990-07-06 || Win ||align=left|
Michiaki Yamazaki || MAJKF || Tokyo, Japan || TKO (3 Knockdowns) || 2 || 2:08|- style="background:#fbb;"| 1990-06-08 || Loss ||align=left| Chainoi Muangsurin || Lumpinee Stadium || Bangkok, Thailand || KO || 3 |||- style="background:#cfc;"| 1990-05-18 || Win ||align=left|
Jaid Seddak || MAJKF || Tokyo, Japan || Decision || 5 || 3:00|- style="background:#cfc;"| 1990-04-30 || Win ||align=left| Paruhatlek Sitchunthong || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1990-04-10 || Loss||align=left| Langsuan Panyuthaphum || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1990- || Loss||align=left| Chainoi Muangsurin || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1990-02-18 || Win ||align=left| Michael Liewfat || || Amsterdam, Netherlands || Decision || 5 || 3:00|- style="background:#fbb;"| 1990-01- || Loss ||align=left| Panphet Muangsurin || Lumpinee Stadium || Bangkok, Thailand || Decision || 5||3:00|- style="background:#fbb;"| 1989-08-29 || Loss ||align=left| Boonlong Sor.Thanikul || Lumpinee Stadium || Bangkok, Thailand || KO || 3|||- style="background:#fbb;"| 1989-07-25 || Loss ||align=left| Pairojnoi Sor Siamchai || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#fbb;"| 1989-05-30 || Loss ||align=left| Karuhat Sor.Supawan || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;"| 1989-05-02 || Win ||align=left| Toto Por Pongsawang || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1989-02-11 || Win ||align=left| Toto Por Pongsawang || || Nakhon Ratchasima, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1989-01-06 || Loss ||align=left| Paruhatlek Sitchunthong || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1988-12-02 || Loss ||align=left| Langsuan Panyuthaphum || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1988-11-04 || Win||align=left| Pairojnoi Sor Siamchai || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#c5d2ea;"| 1988-10-11 || Draw||align=left| Pairojnoi Sor Siamchai || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1988-08-30 || Win ||align=left| Seksan Sitchomthong || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1988-07-26 || Win ||align=left| Hippy Singmanee || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1988-06-28 || Win ||align=left| Toto Por Pongsawang || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1988-05-31 || Win ||align=left| Morakot Sor Tamarangsri || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1988-05-03 || Win ||align=left| Pichit Sitbangprachan || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1988-04-08 || Loss||align=left| Kompayak Singmanee || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1988-03-04 || Loss||align=left| Panphet Maungsurin || Lumpinee Stadium || Bangkok, Thailand || KO || 2 |||- style="background:#cfc;"| 1988-01-22 || Win ||align=left| Chainoi Muangsurin || || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1987-12-08 || Win ||align=left| Kompayak Singmanee || || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1987-11-13 || Win ||align=left| Amnatsak Sor.Sinsawat || Lumpinee Stadium || Bangkok, Thailand || KO (Punches) || 4 |||- style="background:#cfc;"| 1987-10-07 || Win ||align=left| Yuenyong Kiatmongkol || Rajadamnern Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1987-07-31 || Loss ||align=left| Toto Por Pongsawang || Lumpinee Stadium || Bangkok, Thailand || KO || 2 |||- style="background:#cfc;"| 1987-06-02 || Win||align=left| Daengnoi Por.Bunya || Lumpinee Stadium || Bangkok, Thailand || KO || 4|||- style="background:#fbb;"| 1987-05-01 || Loss ||align=left| Songchainoi Por.SomchitAir || Lumpinee Stadium || Bangkok, Thailand || KO || 2|||- style="background:#cfc;"| 1987-04-10 || Win ||align=left| Nuaphet Saksamut || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#fbb;"| 1987-03-06 || Loss ||align=left| Panomrunglek Chor.Sawat || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1987-02-10 || Win ||align=left| Komkai Kiatcharoen || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1987-01-06 || Win ||align=left| Patcharin Sripatcharin || || Bangkok, Thailand || Decision || 5 || 3:00|- style="background:#cfc;"| 1986-09-12 || Win ||align=left| Komkai Kiatcharoen || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00
|- style="background:#cfc;"| 1986-08-22 || Win||align=left| Danchailek Chor. Sawat || Lumpinee Stadium || Bangkok, Thailand || KO || 2 ||
|- style="background:#cfc;"| 1986-07-15 || Win ||align=left| Phadej Kietthanupetch || Lumpinee Stadium || Bangkok, Thailand || Decision || 5 || 3:00|-| colspan=9 | Legend: