Frederick of Luxembourg

{{Short description|Count of Moselgau}}

{{Use dmy dates|date=December 2023}}

{{infobox noble

| name = Frederick of Luxembourg

| title = Count of Moselgau

| image =

| caption =

| birth_date = 965 AD

| birth_place =

| death_date = {{death date and age|df=yes|1019|10|6|965}}

| death_place =

| noble family = House of Ardenne–Luxembourg

| father = Sigfried, Count of the Ardennes

| mother = Hedwig of Nordgau

| spouse = Irmtrud of Wetterau

| issue = Henry VII, Duke of Bavaria
Frederick, Duke of Lower Lorraine
Giselbert of Luxembourg
Adalbero III of Luxembourg
Ogive, Countess of Flanders
Imiza, Countess of Swabia

}}

Frederick of Luxembourg (965 – 6 October 1019), Count of Moselgau, was a son of Siegfried of Luxembourg and Hedwig of Nordgau.{{sfn|Jackman|2012|p=27}}

Frederick married Irmtrud, daughter of Count Herbert of Wetterau. They had issue:

• Henry VII (d. 1047), Count of Luxembourg and Duke of Bavaria{{sfn|Robinson|2004|p=102}}
• Frederick, Duke of Lower Lorraine (1003–1065), Duke of Lower Lorraine
• Giselbert of Luxembourg (1007–1059), Count of Longwy, of Salm, and of Luxembourg
• Adalbéron III (d. 1072), Bishop of Metz{{sfn|Robinson|2004|p=102}}
• Thierry of Luxembourg, father of :{{citation needed|date=August 2019}}
• Thierry (d. 1075)
• Henry, Count Palatine of Lorraine (d. 1095)
• Poppon of Metz (d. 1103), Bishop of Metz
• Hermann of Gleiberg
• Ogive of Luxembourg (990/95–1030); married in 1012 to Baldwin IV{{sfn|Nicholas|2013|p=440}} (980–1035), Count of Flanders
• Imiza of Luxembourg{{sfn|Jackman|2012a|p=4}} married Welf II of Altdorf, Count in Lechrain (d. 1030){{sfn|Freed|2016|p=13}}
• Oda of Luxembourg; canoness at Remiremont, then Abbess of Saint-Rémy at Lunéville
• Gisèle of Luxembourg (1019–after 1058); married Radulfe, Lord of Aalst (d. after 1038); parents of Gilbert de Gant