Konstantinos "Kostas" Doumtsios (; born 20 September 1997) is a Greek professional footballer who plays as a striker for Liga II club Chindia TârgoviÃÂte, on loan from Liga I club Petrolul PloieÃÂti.
Doumtsios hails from Ano Poroia, Serres. He began his football career in the youth system of Serres, making his debut for the first team on 15 February 2015 in a second-tier Football League match against Lamia, which ended in a 2âÂÂ0 defeat. During his time at Serres, he trialled with Belgian club Genk. At the end of the season, he was signed by Iraklis. However, he made no official appearances for the team over the following two years.
Between 2017 and 2019, he played in the second division for Panserraikos, Aiginiakos, and Doxa Drama. In 2019, he joined Panionios, making his debut in the Super League Greece on 25 August 2019 in a match against Volos, which ended in a 2âÂÂ1 defeat. His debut top-tier season included 15 appearances and one goal across league and cup competitions. Following the club's insolvency, he moved on a free transfer to Karaiskakis in September 2020. In July 2021, Levadiakos signed him on a two-year contract, and the club won the Super League 2 championship at the end of the 2021âÂÂ22 season.
On 3 August 2023, Doumtsios signed a one-year contract with an option for an additional year with Dutch Eerste Divisie club TOP Oss. He expressed his joy about his move to Dutch football: "Dutch football has appealed to me as a fan of the sport from a very young age. The ambition to play in the Netherlands followed shortly thereafter. I've worked hard towards taking this step." He scored six goals in 37 appearances for the club. His performances earned him a move to VVV-Venlo on 26 June 2024, where he signed a two-year contract with an option for an additional season. Upon signing, he cited fellow Greek and former Eredivisie top goalscorer for VVV, Giorgos Giakoumakis, as an inspiration.
On 3 February 2025, Doumtsios signed a one-and-a-half-season deal with Den Bosch.
In the summer of 2025, Doumtsios joined Romanian club Petrolul Ploieà Âti on a two-year contract. During the winter break, he was loaned to Liga II side Chindia Târgovià Âte.
Doumtsios has been described as a "physically strong" striker who plays with high energy and intensity.
Doumtsios grew up as a fan of Cristiano Ronaldo and is a supporter of Real Madrid.
Levadiakos