What's the difference between Yan and Yan in their surnames?

Yan: Last name. Note: Yan and Yan are now two different surnames.

Yan: The Gate of Gu Xiang. Also refers to the lane. Note: "Yan" cannot be simplified as "Yan". Yan and Yan are two different surnames now.

Second, the etymology is different:

Yan (small seal script, regular script):

Yan (seal script, regular script):

Extended data

First, the composition of strict words:

Yan surname? [ yán xìng ]？

Description: Yan is one of Chinese surnames. Yan, simplify the word "Yan". Yan is the 50th surname in China, with a population of more than 4.92 million, accounting for 0.64% of the national population.

Second, strict words:

1, Rebecca? [ yán wang ]？

Explanation: Metaphorically, a person is extremely fierce and overbearing.

Quote: Chen's "Qian Shan" Act II: "The dog landlord who killed without blinking an eye escaped, and the poor man straightened up."

2. Hey? [lǘ Yang]?

Note: The area where civilians live refers to the people: Yan Lu is rich and has sufficient reserves.

Quote: Sun Yat-sen's Military Government Manifesto: "Defend the country and protect species. Soldiers don't love their lives. If they do their best, the revolution can be achieved. "

3. Yamaraja? 【yán luó】？

Explanation: Buddhism is called the god in charge of hell. Also known as Yan, Yan. [Van yamarāja], Yanmolo Province]

4. wife 【yán qī】？

Commentary: Beautiful wife.

5. hey? [Jan lǘ]?

Description: Doors in inner and outer lanes. Later I used it to refer to the alley.