Yolanda of Flanders (d. 1219) ruled the Latin Empire in Constantinople for her husband Peter of Courtenay from 1217 to 1219. Events Saint Francis of Assisi introduces Catholicism into Egypt, during the Fifth Crusade Ongoing events Fifth Crusade (1217-1221) Births Frederick II the Quarrelsome, last Babenberg Duke of Austria Deaths Jayavarman VII, ruler of the Khmer Empire Minamoto no Sanetomo, third shogun of the Kamakura Shogunate of Japan Monarchs/Presidents... The Latin Empire, Empire of Nicaea, Empire of Trebizond and the Despotate of Epirus. ... Map of Constantinople. ... Peter of Courtenay (d. ... Events April 9 - Peter of Courtenay crowned emperor of the Latin Empire of Constantinople at Rome, by Pope Honorius III May 20 - First Barons War, royalist victory at Lincoln. ...

She was the daughter of Baldwin V, Count of Hainault, and Countess Margaret I of Flanders. Two of her brothers, Baldwin I and then Henry, were emperors in Constantinople. After the death of the latter in 1216 there was a brief period without an emperor, before Peter was elected. Peter sent Yolanda to Constantinople while he fought the Despotate of Epirus, during which he was captured. Because his fate was unknown (although he was probably killed), Yolanda ruled as regent. She allied with the Bulgarians against the various Byzantine successor states, and was able to make peace with Theodore I Lascaris of the Empire of Nicaea, who married her daughter. However, she soon died, in 1219. Baldwin V of Hainaut (1150-December 17, 1195) was count of Hainaut (1120?_1195), count of Flanders as Baldwin VIII (1191-1195) and margrave of Namur as Baldwin I (1189-1195). ... Margaret I of Alsace (died November 15, 1194) was countess of Flanders from 1191 to her death. ... Baldwin I (1172 - 1205), the first emperor of the Latin Empire of Constantinople, as Baldwin IX Count of Flanders and as Baldwin VI Count of Hainaut, was one of the most prominent leaders of the Fourth Crusade, which resulted in the capture of Constantinople, the conquest of the greater part... Henry (c. ... Events Prince Louis of France, the future King Louis VIII, invades England in the First Barons War Henry III becomes King of England. ... The Despotate of Epirus was one of the successor states of the Byzantine Empire, founded in the aftermath of the Fourth Crusade in 1204. ... The Latin Empire, Empire of Nicaea, Empire of Trebizond and the Despotate of Epirus. ... The Empire of Nicaea was the largest of the states founded by refugees from the Byzantine Empire after Constantinople was conquered during the Fourth Crusade. ...

She was succeeded by her second son Robert of Courtenay because her first son did not want the throne. As Robert was still in France at the time, there was technically no emperor until he arrived in 1221. Robert of Courtenay (died 1228), emperor of the Latin Empire, or of Constantinople, was a younger son of the emperor Peter of Courtenay, and a descendant of the French king, Louis VI, while his mother Yolanda of Flanders was a sister of Baldwin and Henry of Flanders, the first and... Centuries: 12th century - 13th century - 14th century Decades: 1170s 1180s 1190s 1200s 1210s - 1220s - 1230s 1240s 1250s 1260s 1270s Years: 1216 1217 1218 1219 1220 - 1221 - 1222 1223 1224 1225 1226 See also: 1221 state leaders Events May 13 - End of the reign of Emperor Juntoku of Japan Emperor Chukyo...

Yolanda also held Namur, which she inherited from her uncle Philip of Namur in 1212 and left to her eldest son Philip when she went to Constantinople in 1216. Namur is the name of a city in Belgium, capital of Wallonia, as well as a province and a diocese named after it. ...

By Peter of Courtenay she had 10 children:

• Philip (d. 1226), Marquis of Namur, who declined the offer of the crown of the Latin Empire
• Robert of Courtenay (d. 1228), Latin Emperor
• Henry (d. 1229), Marquis of Namur
• Baldwin II of Constantinople (d. 1273)
• Margaret, Marquioness of Namur, who married first Raoul d'Issoudun and then Henry count of Vianden
• Elizabeth, who married Walter count of Bar and then Eudes sire of Montagu
• Yolanda, who married Andrew II of Hungary
• Eleanor, who married Philip of Montfort, Lord of Tyre
• Marie, who married Theodore I Lascaris of the Empire of Nicaea
• Agnes, who married Geoffrey II de Villehardouin, Prince of Achaea