Not enough information. Please post a new question with the coin's date and condition, and its mint mark if you can see it. Also, the name is Deutsche mark, just like it says on the coin.
A 2 mark dutch coin is no longer in use as the mark was replaced by the euro in the Netherlands. As a collector's item, its value can vary depending on its condition and rarity. It's best to check with a coin specialist or collector for an accurate valuation.
maybe $2 depending on condition
$2 to $60,000 depending upon the mint mark and the condition of the coin.
One pfennig was to the German mark the way one cent is to the dollar. It's a common coin, worth maybe 10 cents.
Uncirculated, $2 to $8700 depending upon the mint mark and the condition of the coin.
In average circulated condition, it's still only worth 5 cents. An uncirculated coin is worth around $2.
Not much, the coin you're describing is a 2 Mark coin, of which millions were in circulation. Unless it is in "mint uncirculated" condition, its value is purely as a curiosity, since the Deutsche Mark was replaced by the Euro.
$2 to $4500 depending upon the mint mark, variety and the condition of the coin.
The value of a 1855 2 1/2 dollar gold coin can vary depending on its condition, rarity, and market demand. As of September 2021, the approximate range for a 1855 2 1/2 dollar gold coin is between $250 and $500. To get an accurate assessment of its worth, it is recommended to consult a professional coin dealer or appraiser.
You didn't indicate whether it was 2 pfennigs or 2 deutschmarks Either way, it was a common circulation coin before Germany switched to euros in 2002. At the time of changeover, 2 pf was about 1 cent and 2 DM was about a dollar.
That's not a D mint mark, because the Denver mint didn't begin production until 1906.
How much a 1901 Magyar 2 cent coin is worth depends on the condition of the coin. In average circulated condition, such a coin is worth 1 US dollar. In fully uncirculated condition, this coin is worth 5 US dollars.