Diana

🇩🇰Denmark
2007 – Present
Overview
Diana
The Diana class, or Minor Standard Craft Mk II, consists of six patrol boats in the Royal Danish Navy, designed to replace the Barsø class. Entering service in 2007, these vessels are made of glass-reinforced plastic, powered by MTU diesel engines for a maximum speed of 18 knots, armed with 12.7-mm machine guns, and capable of accommodating up to 15 personnel, serving primarily in fisheries protection, patrol, and international combat operations.
Specifications

General

Crew9
Length M43 m
PropulsionDiesel
Speed Knots25 knots
Displacement Tons190 tons
Research Notes

Danish composite patrol craft

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Diana is a Royal Danish Navy patrol-vessel class built for territorial patrol, search and rescue, and flexible coastal tasks.

The Diana class, also known as Minor Standard Craft Mk II, is a Danish patrol vessel family built by Faaborg Værft for the Royal Danish Navy. Its role is not that of a corvette in the high-end missile-combatant sense. It is a compact patrol platform optimized for territorial waters, maritime rescue, fisheries or sovereignty patrol, and flexible local operations. Faaborg describes the class as the yard's largest Danish Navy newbuilding project and notes the use of fiberglass composite construction, which is important for weight, corrosion resistance, and maintenance in a small naval craft.

Size, crew, and patrol performance

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The vessels are about 43 meters long, have a 25-knot top speed, and are designed around a small core crew.

Faaborg lists the Diana-class patrol vessels at 43 meters long, 8.2 meters wide, and 25 knots top speed, with a normal nine-person crew and capacity for up to fifteen people. This shows a design optimized for lean manning and high availability rather than heavy combat loads. The class can support patrol and rescue work without requiring the manpower or maintenance burden of larger offshore patrol vessels. For HiWars readers, that provides useful context: its value is in persistent presence and maritime utility, not missile firepower.

All-round vessel for Danish waters

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The class replaced older patrol boats and remains useful because Denmark needs small vessels for distributed maritime tasks.

The Diana class replaced older Danish patrol craft and has remained useful because Denmark's maritime geography rewards small, responsive platforms. The vessels can operate in local waters where larger ships would be inefficient, supporting rescue, patrol, and security tasks. Faaborg calls the Diana class an all-round vessel for maritime rescue and patrol, which captures the procurement logic: high-end combatants are not always the right answer for peacetime sovereignty missions. The class fills the lower end of the naval-force structure with practical day-to-day capability.

Sources & References
UNITS
NameCountryStatusService YearDescription
HDMS Diana (A542)
🇩🇰Denmark
ACTIVE2000 – Present—
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