Being still very young and his mother being long dead (Maria 169), he was entrusted by his dying father Manuel 119 to the emperor (Basileios 2?) who provided for his education, staying at the monastery of Stoudios
ἐστέρηντο γὰρ καὶ μητρός Bryennios 75.9-77.4
1044
Certainty: 0 Marriage of Anna Dalassene to Ioannes Komnenos Certainty: 0
1045
Certainty: 0 Isaakios (I) & Ioannes Komnenos as adults held high civil & military posts Certainty: 0
1050
Certainty: 0 Ioannes Komnenos, when on a raid, captured the father of Tatikios Certainty: 0
1057
Certainty: 2 Isaakios (I) sent his family for safety to the fort of Pemolissa Certainty: 2
Certainty: 2 Michael VI's envoys splendidly received Certainty: 2
Certainty: 2 Promotions to mark beginning of Isaakios I's reign Certainty: 2
Certainty: 1 Ioannes, brother of Isaakios I, confirmed for Iveron the properties claimed by the bishop of Ezoba Certainty: 1
1059
Certainty: 2 Isaakios I fell ill while hunting & asked his brother Ioannes to succeed him Certainty: 2
Certainty: 2 Isaakios Komnenos after hesitations appointed Konstantinos (X) Doukas as successor
Isaakios I did not appoint as his successor his brother Ioannes Komenos (who in some versions had already rejected the throne), nor his nephew Theodoros Dokeianos, nor did he marry off his daughter Maria, though all three were present in the room. He appointed Konstantinos (X) Doukas, whose character prevailed over the demands of nature, and who been a close associate of his during his struggle for the throne. He entrusted to Konstantinos the empire and the protection of Ioannes, Maria and Theodoros, as well as his empress Aikaterine, with their consent
1060
Certainty: 3 Death of Isaakios I Komnenos as a submissive & chaste Studite monk Certainty: 3
1065
Certainty: 1 Manuel & Isaakios Komnenos began military service while their father Ioannes was still alive Certainty: 1
1067
Certainty: 3 Death of Ioannes Komnenos (father of Alexios I) Certainty: 3