French Third Rate ship of the line 'Le Héros' (1752)

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Britannia (100) 1762-1825
British 100 Gun
1st Rate Ship of the Line
1812 Renamed "Princess Royal"
1812 Renamed "Saint George"
1819 Renamed "Barfleur"
(1762)
Devastation (6) 1841-1866
British 6 Gun
Unrated Steam Sloop
(1841)
Zephyr (8) 1790-1798
British 8 Gun
Merchant East Indiaman
(1790)
Pembroke (60) 1733-1749
British 60 Gun
4th Rate Ship of the Line
(1733)
Mercury (20) 1745-1753
British 20 Gun
6th Rate Ship
(1745)
Seahorse (24) 1748-1784
British 24 Gun
6th Rate Frigate
(1748)
Charles PowlettBritish
Naval Sailor
Service 1728-1749
Namur (74) 1746-1749
British 74 Gun
3rd Rate Ship of the Line
(1746)
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(1746)
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Le Héros
Nominal Guns	74	NNF-1715
Nationality	Royaume de France
Operator	Marine Royale
Keel Laid Down	11.1750	NNF-1715
Launched	1.9.1752	NNF-1715
First Commissioned	10.1752	NNF-1715
How acquired	Purpose built	NNF-1715
Shipyard	Brest - Brittany	NNF-1715
Ship Class	Palmier Class (1752)	NNF-1715
Constructor	Joseph Véronique Charles ChapelleFrench Ship Builder Service 1735-1776	NNF-1715
Category	Third Rate	NNF-1715
Ship Type	Ship of the Line	NNF-1715
Sailing Rig	Ship Rigged	NNF-1715
Sunk in Action	20.11.1759	NNF-1715

Dimensions

DimensionMeasurementTypeMetric EquivalentNNF-1715
Length of Gundeck163' 8"French Feet (Pied du Roi)52.9458 (173′ 8″ Imperial)
Length of Keel144' 5"French Feet (Pied du Roi)46.7743 (153′ 5″ Imperial)
Breadth43'French Feet (Pied du Roi)13.9935 (45′ 10″ Imperial)
Depth in Hold20' 6"French Feet (Pied du Roi)6.6584 (21′ 10″ Imperial)
Burthen1,500Ton

Armament

10.1752Broadside Weight = 838 French Livre (904.3696 lbs 410.201 kg)NNF-1715
Lower Gun Deck28 French 36-Pounder
Upper Gun Deck30 French 18-Pounder
Quarterdeck/Forecastle16 French 8-Pounder

Crew Complement

Date# of MenNotesSource
10.17526566 officers, 650 menNNF-1715

2 Ship Commanders

DatesRankNameSource
1757Capitaine de Vaisseauref:6731759 - 20.11.1759Capitaine de VaisseauFWIKI

Service History

DateEventSource
8.1757Louisbourg Expedition
20.11.1759Battle of Quiberon Bay

Sources

IDNameAuthorType

FWIKIVarious, Web Site

NNF-1715Alain Demerliac, Book

ref:673 Web Site

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Date posted	By	Page
Monday 8th of June 2026 17:20	F.F.	British First Rate ship of the line 'Britannia' (1762) (100) 1762-1825 British 100 Gun 1st Rate Ship of the Line 1812 Renamed "Princess Royal" 1812 Renamed "Saint George" 1819 Renamed "Barfleur"
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Wednesday 3rd of June 2026 19:33	Jon Miller	British Sixth Rate ship 'Mercury' (1745) (20) 1745-1753 British 20 Gun 6th Rate Ship

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