Count Sava Lukich Vladislavich-Raguzinsky, also known as Sava Vladislavić Raguzinski, was a notable Russian and Serbian diplomat, merchant, and adventurer, best known for his service to Peter the Great. Born in 1669 in the village of Jasenik near Gacko, Bosnia Eyalet, Ottoman Empire, he received a broad education in Venice, Spain, and France, owing to his father's involvement in trade. Vladislavich's pivotal role in diplomatic negotiations in Constantinople, Rome, and Beijing led to his most enduring achievement, the Treaty of Kiakhta, which regulated relations between the Russian Empire and the Qing Empire until the mid-19th century. He also contributed to the development of the Black Sea Fleet and played a crucial part in the Battle of Poltava, allegedly saving Peter the Great from conflict with King Charles XII of Sweden. Despite his efforts to incite rebellion in the Balkans and his residence in Venice from 1716 to 1722, where he advocated both his own interests and those of the Tsar, Vladislavich's legacy remains intertwined with his significant contributions to Russian diplomacy and commerce during the 18th century.

Sava Mrkalj (1783 – 1833) was a Serb linguist, grammarian, philologist, and poet known for his attempt to reform the Serbian language before Vuk Karadžić. Born in Sjeničak in Kordun, at the time Military Frontier, Austrian Empire, now Croatia, Mrkalj attended high school in Zagreb and graduated from Pest University with the degree of Humanitatis et Philosophiæ Doctor. He began to devote himself to philological researches in 1805, inspired by the works of German philologist Johann Christoph Adelung and others who were working on language reforms. Mrkalj proposed a simplification of the Serbian alphabet from forty-two to twenty-six letters in a publication titled "Fat of the Thick Yer, i.e. Alphabet Reshuffling" (Buda, 1810). Despite his contributions to the Serbian language, he faced criticism from the church hierarchy and was hospitalized in Vienna mental hospital in 1827, where he passed away in 1833. Apart from his philological research, Mrkalj was also an accomplished poet and translator. His works include "Odi, Kirilu Živkoviću," "Jao! Jao! Jao tristo puta," "Sonet preslavnu Arhipastiru," "Starac," and "Jeleni Dijaković na novu godinu." Mrkalj's

Sava Temišvarac, also known as "Sava of Timișoara," was a prominent Serb military commander during the late 16th and early 17th centuries. He played a significant role in the Long Turkish War, leading the Uprising in Banat in 1594 alongside Bishop Teodor of Vršac. The rebels, carrying war flags with the icon of Saint Sava, initially expelled the Ottomans from almost the entire territory of Banat and Körös. However, retaliation from the Ottoman forces led to a decisive victory, resulting in reprisals and migration of Serbs to Transylvania. Sava Temišvarac was also involved in the war between Sigismund Báthory and the Ottoman Empire, leading Serb soldiers in the Transylvanian and Imperial armies. Despite his significant contributions, he faced challenges such as unpaid salaries and dissatisfaction with the government's decisions. His leadership and military actions left a lasting impact on the history of the region during a turbulent period.

Sava Atanasov Mutkurov (1852–1891) was a Bulgarian Major General, politician, and a key figure in the Bulgarian unification of 1885. Born in Tarnovo, Mutkurov initially studied at the Military Medical Academy in Constantinople and later graduated from the Cadet Infantry School in Odessa. He served in the Imperial Russian Army during the Serbo–Turkish War and the Russo-Turkish War, eventually settling in Eastern Rumelia after the Liberation of Bulgaria. As a leader in Eastern Rumelia, Mutkurov played a significant role in the bloodless revolution that united the Principality of Bulgaria and Eastern Rumelia. He also commanded Bulgarian troops in the Serbo–Bulgarian War and later served as a regent of Bulgaria after Prince Alexander of Battenberg's abdication. Mutkurov became Minister of War in Stefan Stambolov's government but faced opposition from Prince Ferdinand and eventually withdrew due to deteriorating health, passing away in 1891. His contributions to Bulgarian history and military are remembered with great respect, and he remains one of the prominent figures in the country's unification and early political landscape.

Sava Petrović, also known as Sava Grmija, was a Serbian soldier and member of the Serbian Chetnik Organization during the Balkan Wars and World War I. Born in the vicinity of Pristina, he received his education in Serbia and entered the military, serving in various regiments and eventually becoming a commander. His leadership and bravery were evident in his participation in significant battles, including those in Kosovo, Bitola, and Elbasan. Tragically, Petrović fell in battle on October 28, 1914, during World War I, holding the rank of captain at the time of his death. His dedication and contributions to the Serbian military have left a lasting legacy. He is remembered as a courageous and skilled soldier who fought for his country with honor and valor. Petrović's story serves as a reminder of the sacrifices made by individuals like him during times of conflict and war, and his memory continues to be honored by those who recognize his bravery and devotion to his homeland.